./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1756091b6ded079ef668058c32fa699c9425668d817831da4a2cb65cdded1f5e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:50:04,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:50:04,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:50:04,748 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:50:04,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:50:04,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:50:04,769 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:50:04,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:50:04,770 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:50:04,770 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:50:04,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:50:04,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:50:04,770 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:50:04,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:50:04,771 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:50:04,771 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:50:04,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:04,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:50:04,772 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:50:04,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:50:04,773 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1756091b6ded079ef668058c32fa699c9425668d817831da4a2cb65cdded1f5e [2024-12-06 05:50:04,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:50:04,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:50:04,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:50:04,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:50:04,999 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:50:05,000 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i [2024-12-06 05:50:07,616 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/4ec2aa025/238af93fb4334fb8a0420f0ec04fc282/FLAG3d5e12f39 [2024-12-06 05:50:07,837 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:50:07,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i [2024-12-06 05:50:07,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/4ec2aa025/238af93fb4334fb8a0420f0ec04fc282/FLAG3d5e12f39 [2024-12-06 05:50:08,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/4ec2aa025/238af93fb4334fb8a0420f0ec04fc282 [2024-12-06 05:50:08,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:50:08,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:50:08,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:08,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:50:08,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:50:08,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6431aeb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08, skipping insertion in model container [2024-12-06 05:50:08,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:50:08,330 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i[915,928] [2024-12-06 05:50:08,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:08,376 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:50:08,384 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i[915,928] [2024-12-06 05:50:08,402 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:08,416 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:50:08,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08 WrapperNode [2024-12-06 05:50:08,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:08,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:08,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:50:08,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:50:08,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,451 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2024-12-06 05:50:08,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:08,452 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:50:08,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:50:08,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:50:08,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,466 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,467 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,473 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:50:08,476 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:50:08,476 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:50:08,477 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:50:08,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:08,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:50:08,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:50:08,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:50:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:50:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:50:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:50:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:50:08,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:50:08,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:50:08,583 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:50:08,584 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:50:08,800 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-06 05:50:08,801 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:50:08,948 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:50:08,948 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:50:08,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:08 BoogieIcfgContainer [2024-12-06 05:50:08,949 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:50:08,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:50:08,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:50:08,959 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:50:08,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:08" (1/1) ... [2024-12-06 05:50:08,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:50:09,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:09,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-12-06 05:50:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-12-06 05:50:09,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:09,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:09,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:50:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:50:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:50:09,316 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:50:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:50:09,411 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:50:09,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:50:09 ImpRootNode [2024-12-06 05:50:09,463 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:50:09,463 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:50:09,463 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:50:09,463 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:50:09,464 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:08" (3/4) ... [2024-12-06 05:50:09,466 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:50:09,466 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:50:09,467 INFO L158 Benchmark]: Toolchain (without parser) took 1271.09ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 94.3MB in the end (delta: 22.4MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-12-06 05:50:09,468 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:50:09,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.22ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.9MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:50:09,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.9MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:50:09,469 INFO L158 Benchmark]: Boogie Preprocessor took 23.48ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:50:09,469 INFO L158 Benchmark]: RCFGBuilder took 472.32ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 64.8MB in the end (delta: 36.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:50:09,470 INFO L158 Benchmark]: CodeCheck took 513.61ms. Allocated memory is still 142.6MB. Free memory was 64.8MB in the beginning and 94.3MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:50:09,470 INFO L158 Benchmark]: Witness Printer took 3.30ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 94.3MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:50:09,472 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of bitwiseAnd at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_2 = 2; [L24] signed char var_1_3 = 8; [L25] signed char var_1_4 = 0; [L26] signed char var_1_5 = 32; [L27] signed char var_1_6 = 10; [L28] double var_1_7 = 1000000.625; [L29] double var_1_8 = 16.65; [L30] signed char var_1_9 = 25; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] float var_1_12 = 0.25; [L34] unsigned short int var_1_13 = 54726; [L99] isInitial = 1 [L100] FCALL initially() [L101] int k_loop; [L102] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L102] COND TRUE k_loop < 1 [L103] FCALL updateLastVariables() [L104] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L67] CALL assume_abort_if_not(var_1_2 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L68] var_1_3 = __VERIFIER_nondet_char() [L69] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L70] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L71] var_1_4 = __VERIFIER_nondet_char() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L73] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L74] var_1_5 = __VERIFIER_nondet_char() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L76] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L77] var_1_6 = __VERIFIER_nondet_char() [L78] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L79] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L80] var_1_8 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L82] var_1_10 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L84] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L85] var_1_11 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L87] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_13 >= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L90] CALL assume_abort_if_not(var_1_13 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_9=25] [L104] RET updateVariables() [L105] CALL step() [L38] var_1_1 = ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))) [L39] signed char stepLocal_0 = var_1_4; [L40] EXPR var_1_6 & var_1_3 [L40] COND FALSE !(((~ var_1_5) * (var_1_6 & var_1_3)) >= stepLocal_0) [L43] unsigned char stepLocal_1 = var_1_10; [L44] COND TRUE stepLocal_1 && var_1_11 [L45] var_1_9 = (var_1_3 - var_1_2) [L47] signed long int stepLocal_4 = var_1_13 - var_1_5; [L48] unsigned char stepLocal_3 = var_1_10; [L49] unsigned char stepLocal_2 = var_1_10; [L50] COND TRUE var_1_11 || stepLocal_3 [L51] COND TRUE stepLocal_2 || (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) < 32) [L52] COND FALSE !(stepLocal_4 < var_1_2) [L55] var_1_12 = var_1_8 [L105] RET step() [L106] CALL, EXPR property() [L95] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1) [L95] EXPR var_1_6 & var_1_3 [L95] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1) [L95-L96] return (((var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1)) && ((var_1_10 && var_1_11) ? (var_1_9 == ((signed char) (var_1_3 - var_1_2))) : 1)) && ((var_1_11 || var_1_10) ? ((var_1_10 || (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) < 32)) ? (((var_1_13 - var_1_5) < var_1_2) ? (var_1_12 == ((float) var_1_8)) : (var_1_12 == ((float) var_1_8))) : (var_1_12 == ((float) var_1_8))) : (var_1_12 == ((float) var_1_8))) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=2, var_1_13=32767, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=2, var_1_13=32767, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=8000005/8, var_1_8=2, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.22ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 103.9MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 101.9MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.48ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 100.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 472.32ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 64.8MB in the end (delta: 36.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 513.61ms. Allocated memory is still 142.6MB. Free memory was 64.8MB in the beginning and 94.3MB in the end (delta: -29.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.30ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 94.3MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:50:09,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1756091b6ded079ef668058c32fa699c9425668d817831da4a2cb65cdded1f5e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:50:11,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:50:11,587 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:50:11,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:50:11,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:50:11,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:50:11,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:50:11,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:50:11,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:50:11,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:50:11,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:11,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:50:11,618 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:50:11,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:11,619 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:50:11,619 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1756091b6ded079ef668058c32fa699c9425668d817831da4a2cb65cdded1f5e [2024-12-06 05:50:11,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:50:11,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:50:11,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:50:11,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:50:11,893 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:50:11,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i [2024-12-06 05:50:14,539 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/f5cfd65f4/220434d076894304a6d4a97636e23e0b/FLAGae76f1e14 [2024-12-06 05:50:14,720 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:50:14,721 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i [2024-12-06 05:50:14,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/f5cfd65f4/220434d076894304a6d4a97636e23e0b/FLAGae76f1e14 [2024-12-06 05:50:14,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/data/f5cfd65f4/220434d076894304a6d4a97636e23e0b [2024-12-06 05:50:14,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:50:14,749 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:50:14,751 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:14,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:50:14,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:50:14,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:14" (1/1) ... [2024-12-06 05:50:14,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512bdbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:14, skipping insertion in model container [2024-12-06 05:50:14,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:50:14" (1/1) ... [2024-12-06 05:50:14,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:50:14,913 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i[915,928] [2024-12-06 05:50:14,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:14,970 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:50:14,982 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_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-92.i[915,928] [2024-12-06 05:50:15,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:50:15,023 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:50:15,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15 WrapperNode [2024-12-06 05:50:15,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:50:15,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:15,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:50:15,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:50:15,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,064 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2024-12-06 05:50:15,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:50:15,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:50:15,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:50:15,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:50:15,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,085 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:50:15,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:50:15,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:50:15,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:50:15,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:50:15,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:50:15,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:50:15,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:50:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:50:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:50:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:50:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:50:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:50:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:50:15,218 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:50:15,220 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:50:15,832 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 05:50:15,832 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:50:15,905 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:50:15,905 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:50:15,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:15 BoogieIcfgContainer [2024-12-06 05:50:15,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:50:15,906 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:50:15,906 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:50:15,916 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:50:15,916 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:50:15" (1/1) ... [2024-12-06 05:50:15,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:50:15,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:15,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-12-06 05:50:15,967 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-12-06 05:50:15,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:15,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:15,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:15,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:15,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:15,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:50:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:16,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:16,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:50:16,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:50:25,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:50:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:50:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:50:27,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:27,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:27,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:27,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:27,938 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:27,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:50:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:28,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:28,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:50:28,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:35,941 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:50:35,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:50:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:50:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:50:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:36,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:36,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:36,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:36,105 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:36,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:50:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:36,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:36,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:50:36,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:50:44,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:50:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:50:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:50:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:44,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:44,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:44,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:44,163 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:44,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:50:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:44,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:44,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:50:44,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:50:52,081 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:50:52,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:50:52,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:50:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:50:52,579 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:50:52,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:50:52,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:50:52,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:50:52,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:50:52,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:50:52,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:50:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:52,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:50:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:50:53,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:50:53,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:00,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:51:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:00,346 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:00,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:00,350 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:00,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:51:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:00,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:00,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:00,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:07,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:51:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:07,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:07,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:07,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:07,736 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:07,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:51:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:08,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:08,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:08,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:15,705 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:15,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:51:15,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:15,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:15,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:15,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:15,755 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:15,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:51:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:16,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:16,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:16,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:23,307 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:23,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:51:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:23,354 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:23,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:23,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:23,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:23,357 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:23,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:51:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:23,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:23,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:23,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:31,370 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:31,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:51:31,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:31,415 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:31,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:31,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:31,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:31,418 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:31,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:51:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:31,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:31,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:31,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:39,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:51:39,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:39,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:39,658 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:39,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:39,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:39,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:39,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:39,661 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:39,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:51:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:40,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:40,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:40,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:47,813 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:47,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 05:51:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:47,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:47,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:47,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:47,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:47,867 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:47,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:51:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:48,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:48,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:48,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:51:55,497 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:51:55,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:51:55,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:51:55,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:51:55,544 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:51:55,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:51:55,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:51:55,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:51:55,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:51:55,547 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:51:55,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:51:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:55,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:51:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:51:56,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:51:56,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:03,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:52:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:52:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:52:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:03,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:03,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:03,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:03,384 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:03,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:52:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:03,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:03,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:03,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:11,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:52:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:11,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:52:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:52:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:11,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:11,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:11,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:11,239 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:11,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:52:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:11,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:11,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:11,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:11,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:19,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:52:19,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:52:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:52:19,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:19,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:19,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:19,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:19,428 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:19,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:52:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:19,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:20,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:20,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:26,993 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:26,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:52:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-12-06 05:52:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-12-06 05:52:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:27,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:27,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:27,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:27,041 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:27,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:52:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:27,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:27,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:52:27,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:39,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:52:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:52:42,552 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:52:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:42,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:42,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:42,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:42,555 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:42,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:52:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:42,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:43,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:43,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:50,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 05:52:50,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:52:50,622 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:52:50,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:50,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:50,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:50,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:50,624 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:50,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:52:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:51,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:51,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:51,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:52:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:52:58,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:52:58,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:52:58,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:52:58,366 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:52:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:52:58,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:52:58,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:52:58,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:52:58,368 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:52:58,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:52:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:58,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:52:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:52:58,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:52:58,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:05,936 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:05,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:53:05,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:05,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:05,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:05,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:05,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:05,979 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:05,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:53:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:06,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:06,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:06,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:13,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:53:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:13,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:13,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:13,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:13,872 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:13,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:53:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:14,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:14,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:14,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:21,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:53:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:21,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:21,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:21,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:21,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:21,672 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:21,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:53:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:22,071 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:22,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:22,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:29,344 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:29,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:53:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:29,392 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:29,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:29,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:29,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:29,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:29,394 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:29,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:53:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:29,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:29,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:29,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:37,260 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:37,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:53:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:37,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:37,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:37,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:37,311 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:37,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:53:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:37,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:37,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:37,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:37,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:44,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:53:44,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:44,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:44,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:44,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:44,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:44,562 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:44,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:53:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:44,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:45,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:45,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:53:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:53:52,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:53:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:53:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:53:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:53:52,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:53:52,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:53:52,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:53:52,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:53:52,822 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:53:52,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:53:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:53,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:53:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:53:53,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:53:53,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:00,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:54:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:00,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:00,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:00,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:00,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:00,419 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:00,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:54:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:00,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:01,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:01,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:08,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:54:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:08,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:08,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:08,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:08,404 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:08,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:54:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:08,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:08,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:08,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:16,760 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:16,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:54:16,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:16,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:16,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:16,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:16,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:16,805 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:16,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:54:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:17,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:17,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:17,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:24,714 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:24,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:54:24,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:24,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:24,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:24,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:24,761 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:24,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:54:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:25,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:25,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:25,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:32,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:54:32,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:32,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:32,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:32,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:32,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:32,974 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:32,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:54:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:33,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:33,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:33,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:41,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:54:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:41,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:41,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:41,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:41,278 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:41,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:54:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:41,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:41,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:41,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:49,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:54:49,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:49,410 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:49,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:49,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:49,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:49,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:49,412 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:49,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 05:54:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:49,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:49,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:49,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:54:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:54:57,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 05:54:57,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:54:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:54:57,288 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:54:57,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:54:57,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:54:57,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:54:57,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:54:57,291 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:54:57,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 05:54:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:57,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:54:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:54:57,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:54:57,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:04,858 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:04,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 05:55:04,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:55:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:55:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:04,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:04,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:04,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:04,909 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:04,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 05:55:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:05,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:05,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:05,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:12,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 05:55:12,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:55:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:55:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:12,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:12,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:12,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:12,933 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:12,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 05:55:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:13,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:13,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:13,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:21,155 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:21,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 05:55:21,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2024-12-06 05:55:21,206 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2024-12-06 05:55:21,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:21,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:21,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:21,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:21,208 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:21,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 05:55:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:21,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:21,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:55:21,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:33,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 05:55:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:55:34,323 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:55:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:34,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:34,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:34,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:34,325 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:34,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 05:55:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:34,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:34,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:34,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:42,277 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:42,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 05:55:42,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:55:42,314 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:55:42,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:42,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:42,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:42,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:42,317 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:42,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 05:55:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:42,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:42,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:42,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:42,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:50,404 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:50,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 05:55:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:55:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:55:50,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:50,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:50,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:50,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:50,448 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:50,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 05:55:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:50,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:51,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:51,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:55:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:55:58,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-12-06 05:55:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:55:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:55:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:55:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:55:58,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:55:58,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:55:58,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:55:58,772 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:55:58,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 05:55:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:59,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:55:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:55:59,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:55:59,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:07,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 05:56:07,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:07,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:07,475 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:07,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:07,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:07,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:07,477 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:07,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 05:56:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:07,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:08,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:08,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:15,702 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:15,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 05:56:15,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:15,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:15,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:15,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:15,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:15,746 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:15,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 05:56:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:16,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:16,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:16,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:24,534 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:24,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 05:56:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:24,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:24,572 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:24,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:24,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:24,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:24,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:24,574 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:24,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 05:56:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:24,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:25,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:25,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:32,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 05:56:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:32,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:32,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:32,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:32,741 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:32,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 05:56:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:33,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:33,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:33,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:41,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 05:56:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:41,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:41,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:41,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:41,138 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:41,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 05:56:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:41,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:41,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:41,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:49,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 05:56:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:49,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:49,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:49,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:49,427 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:49,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 05:56:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:49,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:49,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:49,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:56:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:56:57,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 05:56:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:56:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:56:57,698 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:56:57,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:56:57,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:56:57,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:56:57,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:56:57,700 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:56:57,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 05:56:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:58,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:56:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:56:58,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:56:58,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:06,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 05:57:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:06,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:06,183 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:06,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:06,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:06,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:06,185 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:06,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 05:57:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:06,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:06,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:06,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:14,114 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:14,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 05:57:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:14,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:14,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:14,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:14,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:14,155 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:14,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 05:57:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:14,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:14,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:14,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:22,277 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:22,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 05:57:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:22,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:22,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:22,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:22,317 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:22,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 05:57:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:22,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:22,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:22,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:30,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 05:57:30,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:30,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:30,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:30,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:30,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:30,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:30,420 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:30,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 05:57:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:30,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:31,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:31,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:39,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 05:57:39,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:39,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:39,140 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:39,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:39,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:39,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:39,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:39,142 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:39,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 05:57:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:39,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:39,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:39,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:47,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 05:57:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:47,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:47,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:47,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:47,054 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:47,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 05:57:47,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:47,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:47,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:47,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:57:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:57:55,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 05:57:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:57:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:57:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:57:55,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:55,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:57:55,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:57:55,123 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:57:55,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 05:57:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:55,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:57:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:55,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:57:55,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:02,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 05:58:02,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:02,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:02,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:02,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:02,789 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:02,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 05:58:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:03,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:03,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:03,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:11,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 05:58:11,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:11,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:11,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:11,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:11,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:11,121 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:11,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 05:58:11,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:11,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:11,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:11,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:19,467 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:19,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 05:58:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:19,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:19,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:19,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:19,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:19,507 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:19,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 05:58:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:19,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:20,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:20,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:27,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 05:58:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:27,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:27,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:27,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:27,720 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:27,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 05:58:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:28,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:28,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:28,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:35,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-12-06 05:58:35,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:35,314 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:35,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:35,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:35,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:35,316 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:35,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 05:58:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:35,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:36,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:36,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:43,349 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:43,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 05:58:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:43,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:43,391 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:43,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:43,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:43,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:43,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:43,393 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:43,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 05:58:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:43,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:44,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:44,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:51,233 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:51,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 05:58:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:51,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:51,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:51,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:51,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:51,281 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:51,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 05:58:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:51,687 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:58:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:51,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:58:51,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:58:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:58:59,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 05:58:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:58:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:58:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:58:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:58:59,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:58:59,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:58:59,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:58:59,598 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:58:59,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 05:58:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:58:59,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:00,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:59:00,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:59:07,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 05:59:07,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:07,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 87 states and 168 transitions. [2024-12-06 05:59:07,728 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 168 transitions. [2024-12-06 05:59:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:59:07,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:07,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:59:07,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:59:07,730 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:59:07,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 05:59:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:08,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:08,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:59:08,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:59:19,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 05:59:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 05:59:23,830 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 05:59:23,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:59:23,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:23,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:59:23,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:59:23,832 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:59:23,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 05:59:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:24,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:24,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:59:24,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:31,813 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:59:31,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 05:59:31,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 05:59:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 05:59:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:59:31,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:31,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:59:31,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:59:31,867 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:59:31,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 05:59:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:32,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:32,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:59:32,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:43,368 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:59:43,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 05:59:44,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 05:59:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 05:59:44,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:59:44,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:44,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:59:44,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:59:44,819 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:59:44,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 05:59:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:45,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:45,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:59:45,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:59:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 05:59:53,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 05:59:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:59:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 05:59:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 05:59:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:59:53,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:59:53,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:59:53,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:59:53,297 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:59:53,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 05:59:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:53,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:59:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:59:53,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 05:59:53,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:01,350 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:01,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 06:00:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:01,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:01,394 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:01,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:01,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:01,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:01,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:01,396 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:01,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 06:00:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:01,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:01,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:01,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:09,719 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:09,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 06:00:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:09,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:09,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:09,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:09,764 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:09,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 06:00:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:10,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:10,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:10,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:17,894 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:17,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 06:00:17,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:17,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:17,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:17,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:17,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:17,942 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:17,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 06:00:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:18,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:18,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:18,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:25,530 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:25,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 06:00:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:25,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:25,576 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:25,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:25,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:25,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:25,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:25,578 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:25,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 06:00:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:25,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:26,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:26,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:33,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 06:00:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:33,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:33,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:33,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:33,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:33,752 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:33,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 06:00:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:34,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:34,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:34,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:41,555 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:41,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 06:00:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:41,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:41,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:41,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:41,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:41,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:41,600 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:41,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 06:00:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:42,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:42,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:42,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:49,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 06:00:49,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:49,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:49,913 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:49,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:49,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:49,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:49,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:49,915 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:49,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 06:00:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:50,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:50,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:50,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:00:57,399 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:00:57,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 06:00:57,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:00:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:00:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:00:57,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:00:57,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:00:57,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:57,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:00:57,440 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:00:57,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 06:00:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:57,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:00:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:00:58,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:00:58,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:04,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 06:01:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:04,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:04,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:04,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:04,433 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:04,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 06:01:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:04,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:04,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:04,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:12,063 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:12,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 06:01:12,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:12,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:12,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:12,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:12,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:12,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:12,109 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:12,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 06:01:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:12,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:12,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:12,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:19,878 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:19,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 06:01:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:19,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:19,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:19,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:19,925 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:19,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 06:01:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:20,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:20,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:20,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:20,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:26,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 06:01:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:26,824 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:26,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:26,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:26,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:26,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:26,826 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:26,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 06:01:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:27,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:27,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:27,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:33,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 06:01:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:33,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:33,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:33,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:33,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:33,858 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:33,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 06:01:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:34,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:34,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:34,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:40,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 06:01:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:40,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:40,755 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:40,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:40,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:40,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:40,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:40,757 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:40,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 06:01:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:41,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:41,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:41,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:47,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 06:01:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:47,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:47,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:47,676 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:47,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 06:01:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:48,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:48,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:48,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:01:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:01:54,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 06:01:54,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:01:54,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:01:54,830 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:01:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:01:54,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:01:54,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:01:54,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:01:54,832 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:01:54,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 06:01:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:55,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:01:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:01:55,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:01:55,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:01,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 06:02:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:01,564 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:01,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:01,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:01,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:01,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:01,566 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:01,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 06:02:01,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:01,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:02,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:02,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:08,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 06:02:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:08,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:08,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:08,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:08,682 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:08,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 06:02:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:09,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:09,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:09,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:15,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-12-06 06:02:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:15,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:15,289 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:15,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:15,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:15,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:15,291 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:15,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 06:02:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:15,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:15,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:15,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:22,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 06:02:22,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:22,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:22,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:22,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:22,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:22,289 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:22,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 06:02:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:22,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:22,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:22,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:29,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 06:02:29,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:29,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:29,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:29,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:29,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:29,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:29,462 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:29,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 06:02:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:29,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:29,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:29,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:36,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0 [2024-12-06 06:02:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:36,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:36,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:36,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:36,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:36,682 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:36,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 06:02:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:37,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:37,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:37,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:43,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-12-06 06:02:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:43,458 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:43,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:43,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:43,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:43,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:43,461 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:43,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 06:02:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:43,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:43,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:02:43,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:02:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:02:50,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 06:02:50,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:02:50,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 89 states and 190 transitions. [2024-12-06 06:02:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 190 transitions. [2024-12-06 06:02:50,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:02:50,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:02:50,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:02:50,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:02:50,334 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:02:50,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 06:02:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:50,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:02:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:02:50,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:02:50,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 137 proven. 10 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-12-06 06:03:00,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 06:03:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 99 states and 220 transitions. [2024-12-06 06:03:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-12-06 06:03:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:03,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:03,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:03,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:03,827 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:03,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 06:03:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:04,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:04,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:04,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:03:10,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 06:03:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 99 states and 220 transitions. [2024-12-06 06:03:10,847 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-12-06 06:03:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:10,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:10,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:10,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:10,849 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:10,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 06:03:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:11,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:11,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:11,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:03:17,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 06:03:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 99 states and 220 transitions. [2024-12-06 06:03:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-12-06 06:03:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:17,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:17,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:17,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:17,752 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:17,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 06:03:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:18,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:18,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:18,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:24,802 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:03:24,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 06:03:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 99 states and 220 transitions. [2024-12-06 06:03:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-12-06 06:03:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:24,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:24,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:24,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:24,822 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:24,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 06:03:25,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:25,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:25,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:25,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:03:31,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 06:03:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 99 states and 220 transitions. [2024-12-06 06:03:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 220 transitions. [2024-12-06 06:03:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:31,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:31,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:31,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:31,647 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:31,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 06:03:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:31,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:32,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:03:32,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 137 proven. 10 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-12-06 06:03:41,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 06:03:48,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:03:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:03:48,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:48,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:48,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:48,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:48,127 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:48,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 06:03:48,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:48,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:48,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:48,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:03:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:03:55,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 06:03:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:03:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:03:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:03:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:03:55,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:03:55,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:03:55,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:03:55,567 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:03:55,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 06:03:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:55,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:03:56,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:03:56,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:03:56,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:02,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 06:04:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:02,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:02,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:02,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:02,231 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:02,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 06:04:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:02,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:02,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:02,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:08,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 06:04:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:08,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:08,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:08,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:08,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:08,968 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:08,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 06:04:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:09,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:09,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:09,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:15,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-12-06 06:04:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:15,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:15,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:15,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:15,827 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:15,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 06:04:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:16,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:16,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:16,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:22,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-12-06 06:04:22,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:22,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:22,609 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:22,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:22,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:22,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:22,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:22,611 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:22,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 06:04:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:22,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:23,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:23,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:29,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 06:04:29,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:29,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:29,490 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:29,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:29,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:29,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:29,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:29,492 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:29,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 06:04:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:29,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:29,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:04:29,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:39,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 06:04:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:39,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:39,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:39,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:39,207 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:39,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 06:04:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:39,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:39,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:39,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:46,163 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:46,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 06:04:46,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:46,180 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:46,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:46,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:46,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:46,182 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:46,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 06:04:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:46,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:46,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:46,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:04:53,267 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:04:53,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 06:04:53,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:04:53,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:04:53,285 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:04:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:04:53,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:04:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:04:53,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:04:53,287 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:04:53,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 06:04:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:53,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:04:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:04:53,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:04:53,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:05:00,205 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:05:00,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 06:05:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:05:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:05:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:05:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:05:00,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:05:00,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:05:00,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:05:00,225 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:05:00,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 06:05:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:05:00,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:05:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:05:00,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:05:00,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:05:07,193 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-12-06 06:05:07,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 06:05:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:05:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 101 states and 241 transitions. [2024-12-06 06:05:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 241 transitions. [2024-12-06 06:05:07,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 06:05:07,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:05:07,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:05:07,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:05:07,211 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:05:07,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5226d1b-c6f8-4e69-bbcc-a5272f289e7e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 06:05:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:05:07,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:05:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:05:07,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:05:07,708 INFO L279 TraceCheckSpWp]: Computing forward predicates...