./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/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_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:18:02,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:18:02,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:18:02,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:18:02,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:18:02,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:18:02,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:18:02,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:18:02,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:18:02,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:18:02,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:18:02,245 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:18:02,246 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:18:02,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:02,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:18:02,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:18:02,246 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_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-12-06 04:18:02,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:18:02,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:18:02,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:18:02,486 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:18:02,486 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:18:02,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-12-06 04:18:05,114 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/3941eb72d/bfc0225096de4d0d8ee3613c63937e61/FLAG0429aa37e [2024-12-06 04:18:05,371 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:18:05,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-12-06 04:18:05,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/3941eb72d/bfc0225096de4d0d8ee3613c63937e61/FLAG0429aa37e [2024-12-06 04:18:05,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/3941eb72d/bfc0225096de4d0d8ee3613c63937e61 [2024-12-06 04:18:05,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:18:05,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:18:05,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:05,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:18:05,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:18:05,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:05" (1/1) ... [2024-12-06 04:18:05,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d1eca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:05, skipping insertion in model container [2024-12-06 04:18:05,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:18:05" (1/1) ... [2024-12-06 04:18:05,711 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:18:06,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:06,278 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:18:06,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:18:06,418 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:18:06,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06 WrapperNode [2024-12-06 04:18:06,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:18:06,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:06,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:18:06,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:18:06,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,485 INFO L138 Inliner]: procedures = 344, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 664 [2024-12-06 04:18:06,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:18:06,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:18:06,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:18:06,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:18:06,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,530 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:18:06,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:18:06,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:18:06,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:18:06,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:18:06" (1/1) ... [2024-12-06 04:18:06,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:18:06,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:18:06,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:18:06,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:18:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:18:06,600 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:18:06,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:18:06,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:18:06,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:18:06,718 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:18:06,719 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:18:07,188 INFO L? ?]: Removed 102 outVars from TransFormulas that were not future-live. [2024-12-06 04:18:07,188 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:18:07,314 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:18:07,314 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-12-06 04:18:07,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:07 BoogieIcfgContainer [2024-12-06 04:18:07,315 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:18:07,315 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:18:07,315 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:18:07,322 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:18:07,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:18:07" (1/1) ... [2024-12-06 04:18:07,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:18:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2024-12-06 04:18:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2024-12-06 04:18:07,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:18:07,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:07,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2024-12-06 04:18:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2024-12-06 04:18:07,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:18:07,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:07,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2024-12-06 04:18:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2024-12-06 04:18:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:18:07,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:07,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:08,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 91 transitions. [2024-12-06 04:18:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2024-12-06 04:18:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:18:08,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:08,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:08,307 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:18:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2024-12-06 04:18:08,381 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2024-12-06 04:18:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:18:08,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:08,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:08,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:08,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:08,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 76 states and 91 transitions. [2024-12-06 04:18:08,571 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2024-12-06 04:18:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:18:08,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:08,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:08,689 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:18:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2024-12-06 04:18:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2024-12-06 04:18:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:18:08,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:08,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 04:18:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 89 transitions. [2024-12-06 04:18:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2024-12-06 04:18:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:18:08,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:09,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 77 states and 92 transitions. [2024-12-06 04:18:09,277 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 92 transitions. [2024-12-06 04:18:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:18:09,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:09,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 95 transitions. [2024-12-06 04:18:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2024-12-06 04:18:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:18:09,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:09,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 83 states and 98 transitions. [2024-12-06 04:18:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2024-12-06 04:18:09,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:18:09,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:09,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:10,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:10,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 101 transitions. [2024-12-06 04:18:10,367 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2024-12-06 04:18:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:18:10,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:10,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 104 transitions. [2024-12-06 04:18:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 104 transitions. [2024-12-06 04:18:10,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:18:10,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:10,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:11,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:11,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 92 states and 107 transitions. [2024-12-06 04:18:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 107 transitions. [2024-12-06 04:18:11,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:18:11,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:11,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:11,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:11,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 110 transitions. [2024-12-06 04:18:11,884 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2024-12-06 04:18:11,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:18:11,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:11,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:18:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 112 transitions. [2024-12-06 04:18:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2024-12-06 04:18:12,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:18:12,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:12,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:12,633 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:12,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 97 states and 111 transitions. [2024-12-06 04:18:12,849 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-12-06 04:18:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:18:12,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:12,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2024-12-06 04:18:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2024-12-06 04:18:13,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:18:13,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:13,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2024-12-06 04:18:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-12-06 04:18:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:18:13,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:13,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2024-12-06 04:18:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2024-12-06 04:18:13,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:18:13,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:13,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:13,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2024-12-06 04:18:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2024-12-06 04:18:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:18:13,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:13,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:14,155 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-12-06 04:18:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-12-06 04:18:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:18:14,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:14,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2024-12-06 04:18:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2024-12-06 04:18:14,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:18:14,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:14,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:14,630 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2024-12-06 04:18:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2024-12-06 04:18:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:18:14,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:15,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:15,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 76 states and 86 transitions. [2024-12-06 04:18:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2024-12-06 04:18:15,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:18:15,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:15,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:15,188 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:18:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2024-12-06 04:18:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2024-12-06 04:18:15,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:18:15,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:15,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:18:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2024-12-06 04:18:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2024-12-06 04:18:16,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:18:16,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:16,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:18:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:16,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2024-12-06 04:18:16,244 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2024-12-06 04:18:16,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:18:16,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:16,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:16,475 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:16,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2024-12-06 04:18:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2024-12-06 04:18:16,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:18:16,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:16,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:16,842 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:17,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-12-06 04:18:17,016 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-12-06 04:18:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:18:17,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:17,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:18:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2024-12-06 04:18:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2024-12-06 04:18:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:18:17,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:17,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:18:18,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2024-12-06 04:18:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2024-12-06 04:18:18,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:18:18,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:18,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:18,280 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 04:18:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:18,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2024-12-06 04:18:18,782 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2024-12-06 04:18:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 04:18:18,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:18,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:19,078 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:18:19,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-12-06 04:18:19,504 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-12-06 04:18:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 04:18:19,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:19,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:20,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2024-12-06 04:18:20,327 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2024-12-06 04:18:20,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:18:20,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:20,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 04:18:20,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2024-12-06 04:18:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2024-12-06 04:18:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:18:20,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:20,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:18:21,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2024-12-06 04:18:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2024-12-06 04:18:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:18:21,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:21,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2024-12-06 04:18:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2024-12-06 04:18:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:18:22,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:22,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:22,385 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:18:22,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2024-12-06 04:18:22,646 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-12-06 04:18:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 04:18:22,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:22,961 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2024-12-06 04:18:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2024-12-06 04:18:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:18:23,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:23,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:23,572 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 04:18:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 100 states and 120 transitions. [2024-12-06 04:18:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 120 transitions. [2024-12-06 04:18:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:18:25,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:25,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:25,390 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 103 states and 123 transitions. [2024-12-06 04:18:25,835 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2024-12-06 04:18:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:18:25,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 04:18:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:27,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-12-06 04:18:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-12-06 04:18:27,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:18:27,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:27,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 04:18:28,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:28,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 115 states and 139 transitions. [2024-12-06 04:18:28,145 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 139 transitions. [2024-12-06 04:18:28,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 04:18:28,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:28,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:28,373 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions. [2024-12-06 04:18:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2024-12-06 04:18:28,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 04:18:28,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:28,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:28,852 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 04:18:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:29,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 120 states and 143 transitions. [2024-12-06 04:18:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 143 transitions. [2024-12-06 04:18:29,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 04:18:29,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:29,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:29,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:29,441 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:29,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:29,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 123 states and 146 transitions. [2024-12-06 04:18:29,845 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 146 transitions. [2024-12-06 04:18:29,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 04:18:29,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:29,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:30,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 126 states and 149 transitions. [2024-12-06 04:18:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 149 transitions. [2024-12-06 04:18:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 04:18:30,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:30,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-12-06 04:18:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 134 states and 161 transitions. [2024-12-06 04:18:32,576 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 161 transitions. [2024-12-06 04:18:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 04:18:32,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:32,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-12-06 04:18:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:38,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 164 states and 211 transitions. [2024-12-06 04:18:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 211 transitions. [2024-12-06 04:18:38,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:18:38,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:38,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 167 states and 214 transitions. [2024-12-06 04:18:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2024-12-06 04:18:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:18:38,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:38,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:39,042 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 04:18:39,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 158 states and 200 transitions. [2024-12-06 04:18:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 200 transitions. [2024-12-06 04:18:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 04:18:39,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:39,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:39,520 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-06 04:18:39,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:39,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 160 states and 201 transitions. [2024-12-06 04:18:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 201 transitions. [2024-12-06 04:18:39,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 04:18:39,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:39,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:39,905 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-06 04:18:40,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 162 states and 202 transitions. [2024-12-06 04:18:40,244 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-12-06 04:18:40,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-06 04:18:40,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:40,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:40,377 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2024-12-06 04:18:40,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 203 transitions. [2024-12-06 04:18:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 203 transitions. [2024-12-06 04:18:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 04:18:40,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:40,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:40,971 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 167 states and 206 transitions. [2024-12-06 04:18:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 206 transitions. [2024-12-06 04:18:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:18:41,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:41,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:41,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:42,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-12-06 04:18:42,516 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-12-06 04:18:42,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 04:18:42,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:42,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-12-06 04:18:44,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:44,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 179 states and 221 transitions. [2024-12-06 04:18:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 221 transitions. [2024-12-06 04:18:44,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 04:18:44,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:44,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-12-06 04:18:46,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:46,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 188 states and 233 transitions. [2024-12-06 04:18:46,830 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 233 transitions. [2024-12-06 04:18:46,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:18:46,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:46,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 191 states and 236 transitions. [2024-12-06 04:18:48,068 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 236 transitions. [2024-12-06 04:18:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:18:48,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:48,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-12-06 04:18:48,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:48,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 158 states and 191 transitions. [2024-12-06 04:18:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 191 transitions. [2024-12-06 04:18:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:18:48,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:48,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2024-12-06 04:18:49,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 136 states and 159 transitions. [2024-12-06 04:18:49,131 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2024-12-06 04:18:49,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:18:49,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:49,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:49,465 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 139 states and 162 transitions. [2024-12-06 04:18:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 162 transitions. [2024-12-06 04:18:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 04:18:50,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:50,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:51,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 142 states and 165 transitions. [2024-12-06 04:18:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 165 transitions. [2024-12-06 04:18:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 04:18:51,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:51,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:52,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:52,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 145 states and 168 transitions. [2024-12-06 04:18:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 168 transitions. [2024-12-06 04:18:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 04:18:52,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:52,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:52,909 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:53,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 148 states and 171 transitions. [2024-12-06 04:18:53,606 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2024-12-06 04:18:53,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 04:18:53,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:53,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:54,044 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:54,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 151 states and 174 transitions. [2024-12-06 04:18:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 174 transitions. [2024-12-06 04:18:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 04:18:54,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:54,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:54,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:56,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 154 states and 177 transitions. [2024-12-06 04:18:56,117 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 177 transitions. [2024-12-06 04:18:56,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 04:18:56,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:56,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:56,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:57,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:57,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 157 states and 180 transitions. [2024-12-06 04:18:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 180 transitions. [2024-12-06 04:18:57,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-06 04:18:57,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:57,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:58,252 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:18:59,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:18:59,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 160 states and 183 transitions. [2024-12-06 04:18:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 183 transitions. [2024-12-06 04:18:59,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 04:18:59,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:18:59,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:18:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:18:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 163 states and 186 transitions. [2024-12-06 04:19:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 186 transitions. [2024-12-06 04:19:00,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-06 04:19:00,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:00,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:00,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:01,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 166 states and 189 transitions. [2024-12-06 04:19:01,578 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 189 transitions. [2024-12-06 04:19:01,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 04:19:01,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:01,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 169 states and 192 transitions. [2024-12-06 04:19:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 192 transitions. [2024-12-06 04:19:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-06 04:19:03,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:03,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 172 states and 195 transitions. [2024-12-06 04:19:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 195 transitions. [2024-12-06 04:19:04,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 04:19:04,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:04,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:05,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 175 states and 198 transitions. [2024-12-06 04:19:06,072 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 198 transitions. [2024-12-06 04:19:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-06 04:19:06,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:06,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:06,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:07,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 178 states and 201 transitions. [2024-12-06 04:19:07,838 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 201 transitions. [2024-12-06 04:19:07,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-06 04:19:07,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:07,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 181 states and 204 transitions. [2024-12-06 04:19:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 204 transitions. [2024-12-06 04:19:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-06 04:19:09,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:09,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:11,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:11,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 184 states and 207 transitions. [2024-12-06 04:19:11,083 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 207 transitions. [2024-12-06 04:19:11,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-06 04:19:11,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:11,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 187 states and 210 transitions. [2024-12-06 04:19:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 210 transitions. [2024-12-06 04:19:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-06 04:19:12,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:12,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:13,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 190 states and 213 transitions. [2024-12-06 04:19:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 213 transitions. [2024-12-06 04:19:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-06 04:19:14,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:14,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1571 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:16,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 193 states and 216 transitions. [2024-12-06 04:19:16,082 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 216 transitions. [2024-12-06 04:19:16,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-06 04:19:16,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:16,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1665 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 196 states and 219 transitions. [2024-12-06 04:19:18,173 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 219 transitions. [2024-12-06 04:19:18,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-06 04:19:18,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:18,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1762 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 199 states and 222 transitions. [2024-12-06 04:19:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 222 transitions. [2024-12-06 04:19:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-06 04:19:19,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 0 proven. 1717 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:21,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:21,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 202 states and 225 transitions. [2024-12-06 04:19:21,896 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 225 transitions. [2024-12-06 04:19:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-06 04:19:21,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1965 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 205 states and 228 transitions. [2024-12-06 04:19:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 228 transitions. [2024-12-06 04:19:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-06 04:19:23,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:23,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:24,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2071 backedges. 0 proven. 1926 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 208 states and 231 transitions. [2024-12-06 04:19:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 231 transitions. [2024-12-06 04:19:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-06 04:19:25,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:25,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2180 backedges. 0 proven. 2035 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 211 states and 234 transitions. [2024-12-06 04:19:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 234 transitions. [2024-12-06 04:19:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-06 04:19:27,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:27,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:28,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 0 proven. 2147 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 214 states and 237 transitions. [2024-12-06 04:19:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 237 transitions. [2024-12-06 04:19:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-06 04:19:29,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:29,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2407 backedges. 0 proven. 2262 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 217 states and 240 transitions. [2024-12-06 04:19:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 240 transitions. [2024-12-06 04:19:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-06 04:19:31,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:31,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:31,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:32,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2525 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 220 states and 243 transitions. [2024-12-06 04:19:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 243 transitions. [2024-12-06 04:19:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-06 04:19:33,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:33,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:34,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2646 backedges. 0 proven. 2501 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:19:34,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 223 states and 245 transitions. [2024-12-06 04:19:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 245 transitions. [2024-12-06 04:19:34,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-06 04:19:34,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:34,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 224 states and 246 transitions. [2024-12-06 04:19:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 246 transitions. [2024-12-06 04:19:37,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-12-06 04:19:37,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:37,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2776 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 227 states and 249 transitions. [2024-12-06 04:19:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 249 transitions. [2024-12-06 04:19:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-06 04:19:38,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:38,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 230 states and 252 transitions. [2024-12-06 04:19:40,262 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 252 transitions. [2024-12-06 04:19:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-06 04:19:40,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:40,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:40,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2793 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 233 states and 255 transitions. [2024-12-06 04:19:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 255 transitions. [2024-12-06 04:19:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-06 04:19:41,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:41,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2806 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:43,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 236 states and 258 transitions. [2024-12-06 04:19:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 258 transitions. [2024-12-06 04:19:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-12-06 04:19:43,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2822 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 239 states and 261 transitions. [2024-12-06 04:19:44,592 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 261 transitions. [2024-12-06 04:19:44,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-12-06 04:19:44,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2841 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 242 states and 264 transitions. [2024-12-06 04:19:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 264 transitions. [2024-12-06 04:19:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-12-06 04:19:46,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:46,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:46,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2863 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:47,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 245 states and 267 transitions. [2024-12-06 04:19:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 267 transitions. [2024-12-06 04:19:47,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-06 04:19:47,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:47,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:19:48,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2888 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 2770 trivial. 0 not checked. [2024-12-06 04:19:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:19:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 248 states and 269 transitions. [2024-12-06 04:19:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 269 transitions. [2024-12-06 04:19:48,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-06 04:19:48,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:19:48,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:19:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:19:51,047 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:19:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:20:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:20:03,296 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:20:03,301 INFO L158 Benchmark]: Toolchain (without parser) took 117626.96ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 89.9MB in the beginning and 581.7MB in the end (delta: -491.8MB). Peak memory consumption was 298.7MB. Max. memory is 16.1GB. [2024-12-06 04:20:03,301 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:20:03,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.23ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 45.7MB in the end (delta: 43.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-06 04:20:03,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.67ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 39.5MB in the end (delta: 6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:20:03,302 INFO L158 Benchmark]: Boogie Preprocessor took 58.70ms. Allocated memory is still 117.4MB. Free memory was 39.5MB in the beginning and 87.5MB in the end (delta: -48.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-12-06 04:20:03,302 INFO L158 Benchmark]: RCFGBuilder took 769.69ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 66.2MB in the end (delta: 20.8MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-12-06 04:20:03,303 INFO L158 Benchmark]: CodeCheck took 115983.76ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 66.2MB in the beginning and 581.7MB in the end (delta: -515.5MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. [2024-12-06 04:20:03,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.23ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 45.7MB in the end (delta: 43.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.67ms. Allocated memory is still 117.4MB. Free memory was 45.7MB in the beginning and 39.5MB in the end (delta: 6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.70ms. Allocated memory is still 117.4MB. Free memory was 39.5MB in the beginning and 87.5MB in the end (delta: -48.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * RCFGBuilder took 769.69ms. Allocated memory is still 117.4MB. Free memory was 87.0MB in the beginning and 66.2MB in the end (delta: 20.8MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * CodeCheck took 115983.76ms. Allocated memory was 117.4MB in the beginning and 906.0MB in the end (delta: 788.5MB). Free memory was 66.2MB in the beginning and 581.7MB in the end (delta: -515.5MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:20:03,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/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_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/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_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:20:05,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:20:05,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:20:05,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:20:05,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:20:05,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:20:05,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:20:05,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:20:05,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:20:05,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:20:05,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:20:05,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:05,846 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:20:05,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:05,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:05,847 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:20:05,848 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_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-12-06 04:20:06,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:20:06,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:20:06,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:20:06,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:20:06,168 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:20:06,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-12-06 04:20:09,657 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/75c923a64/a1991e14f6a7430ca27e54527b38ed90/FLAG99e43c9d0 [2024-12-06 04:20:09,991 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:20:09,992 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-12-06 04:20:10,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/75c923a64/a1991e14f6a7430ca27e54527b38ed90/FLAG99e43c9d0 [2024-12-06 04:20:10,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/data/75c923a64/a1991e14f6a7430ca27e54527b38ed90 [2024-12-06 04:20:10,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:20:10,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:20:10,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:10,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:20:10,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:20:10,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:10,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734421a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10, skipping insertion in model container [2024-12-06 04:20:10,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:10,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:20:10,675 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:20:10,695 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:20:10,696 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:20:10,707 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:20:10,724 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:20:10,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:10,769 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:20:10,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:20:10,986 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:20:10,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10 WrapperNode [2024-12-06 04:20:10,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:20:10,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:10,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:20:10,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:20:10,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,081 INFO L138 Inliner]: procedures = 351, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 658 [2024-12-06 04:20:11,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:20:11,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:20:11,082 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:20:11,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:20:11,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,152 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,173 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:20:11,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:20:11,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:20:11,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:20:11,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:20:10" (1/1) ... [2024-12-06 04:20:11,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:20:11,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:20:11,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:20:11,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:20:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 04:20:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:20:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:20:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:20:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:20:11,436 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:20:11,438 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:20:12,489 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-12-06 04:20:12,490 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:20:12,730 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:20:12,730 INFO L312 CfgBuilder]: Removed 8 assume(true) statements. [2024-12-06 04:20:12,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:12 BoogieIcfgContainer [2024-12-06 04:20:12,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:20:12,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:20:12,732 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:20:12,746 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:20:12,747 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:20:12" (1/1) ... [2024-12-06 04:20:12,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:20:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2024-12-06 04:20:12,823 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2024-12-06 04:20:12,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:20:12,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:12,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:12,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:12,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:12,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:20:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:13,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:14,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:14,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:14,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:14,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:20:14,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2024-12-06 04:20:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-12-06 04:20:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:20:14,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:14,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:14,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:14,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:14,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:20:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:15,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:16,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:20:16,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:16,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:20:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2024-12-06 04:20:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2024-12-06 04:20:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:20:17,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:17,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:17,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:17,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:17,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:20:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:17,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:18,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:20:18,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:18,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:20:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2024-12-06 04:20:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2024-12-06 04:20:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:20:18,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:18,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:18,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:18,337 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:18,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:20:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:18,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:19,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:20:19,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:19,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:20:19,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:19,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2024-12-06 04:20:19,600 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-12-06 04:20:19,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:20:19,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:19,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:19,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:19,602 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:19,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:20:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:20,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:20,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:20:20,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:20,783 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:20,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:20:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:21,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2024-12-06 04:20:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2024-12-06 04:20:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:20:21,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:21,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:21,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:21,049 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:21,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:20:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:21,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:22,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:20:22,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:22,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:20:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:22,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 85 states and 99 transitions. [2024-12-06 04:20:22,508 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2024-12-06 04:20:22,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:20:22,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:22,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:22,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:22,511 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:22,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:20:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:23,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:23,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:20:23,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:23,777 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:23,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:20:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2024-12-06 04:20:24,150 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2024-12-06 04:20:24,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:20:24,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:24,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:24,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:24,153 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:24,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:20:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:24,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:25,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:20:25,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:25,341 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:25,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:20:25,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2024-12-06 04:20:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2024-12-06 04:20:25,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:20:25,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:25,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:25,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:25,772 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:25,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:20:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:26,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:27,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:20:27,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:27,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:20:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 94 states and 108 transitions. [2024-12-06 04:20:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2024-12-06 04:20:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:20:28,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:28,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:28,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:28,099 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:28,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:20:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:28,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:29,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:20:29,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:29,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:20:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:29,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 97 states and 111 transitions. [2024-12-06 04:20:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 111 transitions. [2024-12-06 04:20:29,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:20:29,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:29,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:29,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:29,933 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:29,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:20:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:30,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:31,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:20:31,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:31,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:20:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 100 states and 114 transitions. [2024-12-06 04:20:31,880 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2024-12-06 04:20:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:20:31,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:31,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:31,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:31,882 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:31,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:20:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:32,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:32,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:32,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:20:32,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:20:33,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:20:33,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 97 states and 109 transitions. [2024-12-06 04:20:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2024-12-06 04:20:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:20:33,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:33,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:33,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:33,955 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:33,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:20:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:34,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:34,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:34,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:34,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:20:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 96 states and 108 transitions. [2024-12-06 04:20:34,754 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-12-06 04:20:34,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:20:34,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:34,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:34,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:34,757 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:34,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:20:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:35,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:36,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:20:36,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:36,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:20:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 95 states and 107 transitions. [2024-12-06 04:20:36,796 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2024-12-06 04:20:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:20:36,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:36,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:36,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:36,799 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:36,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:20:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:37,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:37,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:37,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:37,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:20:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions. [2024-12-06 04:20:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2024-12-06 04:20:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:20:37,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:37,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:37,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:37,662 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:37,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:20:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:38,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:38,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:20:38,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:39,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:20:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:39,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 105 transitions. [2024-12-06 04:20:39,451 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-12-06 04:20:39,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:20:39,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:39,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:39,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:39,455 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:39,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:20:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:39,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:40,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:40,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:40,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:20:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2024-12-06 04:20:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-12-06 04:20:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:20:40,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:40,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:40,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:40,461 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:40,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:20:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:40,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:41,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:41,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:41,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:20:41,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-12-06 04:20:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-12-06 04:20:41,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:20:41,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:41,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:41,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:41,189 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:41,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:20:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:41,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:41,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:41,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:41,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:20:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2024-12-06 04:20:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-12-06 04:20:41,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:20:41,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:41,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:41,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:41,939 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:41,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:20:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:42,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:43,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:20:43,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:43,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:20:43,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2024-12-06 04:20:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2024-12-06 04:20:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:20:43,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:43,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:43,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:43,607 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:43,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:20:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:43,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:44,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:44,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:44,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:20:44,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:44,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-12-06 04:20:44,400 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-12-06 04:20:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:20:44,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:44,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:44,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:44,402 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:44,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:20:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:45,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:45,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:45,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:20:45,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:45,756 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:45,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:20:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:46,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2024-12-06 04:20:46,026 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-12-06 04:20:46,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:20:46,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:46,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:46,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:46,028 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:46,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:20:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:46,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:46,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:20:46,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:46,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:20:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2024-12-06 04:20:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-12-06 04:20:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:20:46,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:46,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:46,834 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:46,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:20:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:47,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:48,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:20:48,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:48,095 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:48,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:20:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2024-12-06 04:20:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2024-12-06 04:20:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:20:48,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:48,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:48,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:48,162 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:48,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:20:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:49,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:49,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:20:49,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:50,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:20:51,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:51,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-12-06 04:20:51,225 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-12-06 04:20:51,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:20:51,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:51,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:51,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:51,227 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:51,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:20:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:52,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:52,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:52,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:20:52,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:20:52,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:20:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-12-06 04:20:53,788 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-12-06 04:20:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:20:53,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:53,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:53,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:53,790 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:53,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:20:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:54,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:55,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:20:55,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:55,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:20:56,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:56,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2024-12-06 04:20:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2024-12-06 04:20:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:20:56,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:56,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:56,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:56,271 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:56,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:20:57,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:57,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:20:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:57,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:20:57,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:20:58,001 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:20:58,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:20:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:20:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 98 states and 111 transitions. [2024-12-06 04:20:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2024-12-06 04:20:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:20:58,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:20:58,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:20:58,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:20:58,948 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:20:58,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:20:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:20:59,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:00,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:21:00,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:00,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:21:01,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2024-12-06 04:21:01,588 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-12-06 04:21:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:21:01,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:01,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:01,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:01,590 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:01,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:21:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:02,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:03,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:21:03,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:03,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:21:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2024-12-06 04:21:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2024-12-06 04:21:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:21:04,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:04,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:04,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:04,608 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:04,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:21:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:05,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:06,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:21:06,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:06,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:21:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 107 states and 120 transitions. [2024-12-06 04:21:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 120 transitions. [2024-12-06 04:21:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:21:07,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:07,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:07,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:07,596 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:07,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:21:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:08,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:09,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:21:09,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:09,796 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:09,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:21:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 110 states and 123 transitions. [2024-12-06 04:21:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 123 transitions. [2024-12-06 04:21:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 04:21:10,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:10,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:10,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:10,986 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:10,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:21:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:12,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:12,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:21:12,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:13,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:21:14,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 113 states and 126 transitions. [2024-12-06 04:21:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 126 transitions. [2024-12-06 04:21:14,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 04:21:14,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:14,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:14,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:14,442 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:14,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:21:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:15,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:16,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:21:16,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:16,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:21:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 116 states and 129 transitions. [2024-12-06 04:21:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 129 transitions. [2024-12-06 04:21:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:21:18,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:18,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:18,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:18,013 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:18,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:21:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:19,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:19,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:21:19,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:20,286 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:21:20,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:21:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:21,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 113 states and 124 transitions. [2024-12-06 04:21:21,669 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 124 transitions. [2024-12-06 04:21:21,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:21:21,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:21,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:21,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:21,671 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:21,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:21:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:22,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:23,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:21:23,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 04:21:23,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:21:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:39,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 146 states and 158 transitions. [2024-12-06 04:21:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2024-12-06 04:21:39,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 04:21:39,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:39,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:39,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:39,746 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:39,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:21:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:40,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:41,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 845 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:21:41,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:42,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:21:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 147 states and 159 transitions. [2024-12-06 04:21:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 159 transitions. [2024-12-06 04:21:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 04:21:43,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:43,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:43,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:43,745 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:43,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:21:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:44,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:44,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:21:44,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:44,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:21:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:44,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 146 states and 158 transitions. [2024-12-06 04:21:44,960 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2024-12-06 04:21:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 04:21:44,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:44,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:44,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:44,962 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:44,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:21:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:45,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:46,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:21:46,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:46,213 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:46,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 04:21:46,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 145 states and 157 transitions. [2024-12-06 04:21:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 157 transitions. [2024-12-06 04:21:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:21:46,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:46,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:46,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:46,232 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:46,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 04:21:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:47,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:48,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:21:48,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:48,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 04:21:48,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 147 states and 159 transitions. [2024-12-06 04:21:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 159 transitions. [2024-12-06 04:21:48,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:21:48,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:48,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:48,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:48,364 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:48,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 04:21:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:49,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:49,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:21:49,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:50,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-12-06 04:21:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 124 states and 129 transitions. [2024-12-06 04:21:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2024-12-06 04:21:51,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 04:21:51,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:51,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:51,189 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:51,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 04:21:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:52,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:53,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:21:53,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:53,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 04:21:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:55,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2024-12-06 04:21:55,491 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2024-12-06 04:21:55,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 04:21:55,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:55,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:55,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:55,494 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:55,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 04:21:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:56,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:57,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:21:57,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:21:57,360 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:21:57,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 04:21:57,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:21:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2024-12-06 04:21:57,445 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2024-12-06 04:21:57,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:21:57,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:21:57,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:21:57,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:21:57,447 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:21:57,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 04:21:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:58,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:21:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:21:59,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:21:59,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:00,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 04:22:02,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2024-12-06 04:22:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2024-12-06 04:22:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 04:22:02,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:02,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:02,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:02,152 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:02,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 04:22:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:03,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:04,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:22:04,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:04,269 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:04,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 04:22:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2024-12-06 04:22:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2024-12-06 04:22:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 04:22:04,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:04,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:04,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:04,357 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:04,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 04:22:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:05,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:06,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:22:06,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:07,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 04:22:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:09,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2024-12-06 04:22:09,131 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2024-12-06 04:22:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-06 04:22:09,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:09,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:09,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:09,134 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:09,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 04:22:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:10,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:11,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:22:11,246 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:11,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 04:22:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:11,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 133 states and 138 transitions. [2024-12-06 04:22:11,475 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 138 transitions. [2024-12-06 04:22:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 04:22:11,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:11,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:11,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:11,477 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:11,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 04:22:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:12,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:13,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:22:13,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:14,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 04:22:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 134 states and 139 transitions. [2024-12-06 04:22:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 139 transitions. [2024-12-06 04:22:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 04:22:16,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:16,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:16,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:16,503 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:16,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 04:22:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:18,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:18,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:22:18,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:18,835 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:18,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 04:22:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 136 states and 141 transitions. [2024-12-06 04:22:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 141 transitions. [2024-12-06 04:22:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:22:18,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:18,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:18,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:18,928 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:18,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 04:22:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:20,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:21,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:22:21,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:22,200 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:22,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 04:22:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:24,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2024-12-06 04:22:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2024-12-06 04:22:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-12-06 04:22:24,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:24,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:24,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:24,307 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:24,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 04:22:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:25,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:26,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 911 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:22:26,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:26,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 04:22:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2024-12-06 04:22:26,680 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2024-12-06 04:22:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 04:22:26,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:26,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:26,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:26,683 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:26,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 04:22:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:28,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:28,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:22:28,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:29,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 04:22:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2024-12-06 04:22:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2024-12-06 04:22:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 04:22:32,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:32,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:32,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:32,165 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:32,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 04:22:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:33,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:34,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:22:34,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:34,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 04:22:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 142 states and 147 transitions. [2024-12-06 04:22:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 147 transitions. [2024-12-06 04:22:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 04:22:34,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:34,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:34,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:34,720 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:34,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 04:22:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:36,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:37,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:22:37,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:38,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 04:22:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 143 states and 148 transitions. [2024-12-06 04:22:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 148 transitions. [2024-12-06 04:22:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-06 04:22:40,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:40,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:40,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:40,423 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:40,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 04:22:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:42,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:42,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:22:42,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:43,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 04:22:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 145 states and 150 transitions. [2024-12-06 04:22:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 150 transitions. [2024-12-06 04:22:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 04:22:43,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:43,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:43,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:43,088 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:43,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 04:22:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:44,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:45,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:22:45,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:46,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 04:22:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 146 states and 151 transitions. [2024-12-06 04:22:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 151 transitions. [2024-12-06 04:22:48,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 04:22:48,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:48,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:48,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:48,974 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:48,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 04:22:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:50,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:51,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:22:51,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:51,672 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:22:51,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 04:22:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:22:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 148 states and 153 transitions. [2024-12-06 04:22:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2024-12-06 04:22:51,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 04:22:51,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:22:51,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:22:51,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:22:51,781 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:22:51,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 04:22:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:53,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:22:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:22:54,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:22:54,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:22:55,852 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-06 04:22:55,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 04:23:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 182 states and 188 transitions. [2024-12-06 04:23:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 188 transitions. [2024-12-06 04:23:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 04:23:26,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:26,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:26,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:26,792 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:26,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 04:23:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:28,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:29,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:23:29,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:30,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 04:23:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:33,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 183 states and 189 transitions. [2024-12-06 04:23:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 189 transitions. [2024-12-06 04:23:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-12-06 04:23:33,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:33,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:33,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:33,689 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:33,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 04:23:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:35,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:36,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:23:36,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:36,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 04:23:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 185 states and 191 transitions. [2024-12-06 04:23:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 191 transitions. [2024-12-06 04:23:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 04:23:36,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:36,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:36,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:36,662 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:36,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 04:23:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:38,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:39,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:23:39,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:40,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 04:23:43,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 186 states and 192 transitions. [2024-12-06 04:23:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 192 transitions. [2024-12-06 04:23:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-06 04:23:43,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:43,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:43,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:43,954 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:43,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 04:23:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:45,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:46,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 04:23:46,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:46,882 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:46,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 04:23:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 188 states and 194 transitions. [2024-12-06 04:23:46,994 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 194 transitions. [2024-12-06 04:23:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 04:23:46,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:46,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:46,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:46,996 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:46,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 04:23:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:49,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:49,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 988 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:23:49,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:51,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 04:23:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 189 states and 195 transitions. [2024-12-06 04:23:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 195 transitions. [2024-12-06 04:23:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-06 04:23:54,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:54,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:54,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:54,709 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:54,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 04:23:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:56,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:23:57,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:23:57,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 04:23:57,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:23:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:23:57,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 04:23:57,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:23:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 191 states and 197 transitions. [2024-12-06 04:23:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 197 transitions. [2024-12-06 04:23:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 04:23:57,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:23:57,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:23:57,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:23:57,792 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:23:57,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 04:24:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:00,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:00,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:24:00,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:02,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-12-06 04:24:05,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 192 states and 198 transitions. [2024-12-06 04:24:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 198 transitions. [2024-12-06 04:24:05,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 04:24:05,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:05,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:05,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:05,785 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:05,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 04:24:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:07,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:08,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 04:24:08,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:08,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-12-06 04:24:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 194 states and 200 transitions. [2024-12-06 04:24:09,007 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 200 transitions. [2024-12-06 04:24:09,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-06 04:24:09,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:09,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:09,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:09,010 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:09,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 04:24:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:11,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:11,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:24:11,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:13,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 04:24:17,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 195 states and 201 transitions. [2024-12-06 04:24:17,009 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 201 transitions. [2024-12-06 04:24:17,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 04:24:17,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:17,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:17,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:17,011 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:17,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 04:24:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:19,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:19,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 04:24:19,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:20,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 04:24:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 197 states and 203 transitions. [2024-12-06 04:24:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 203 transitions. [2024-12-06 04:24:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 04:24:20,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:20,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:20,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:20,482 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:20,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 04:24:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:22,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:23,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:24:23,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:25,201 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:25,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 04:24:28,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:28,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 198 states and 204 transitions. [2024-12-06 04:24:28,868 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 204 transitions. [2024-12-06 04:24:28,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 04:24:28,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:28,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:28,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:28,870 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:28,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 04:24:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:31,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:31,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 04:24:31,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:32,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 04:24:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 200 states and 206 transitions. [2024-12-06 04:24:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 206 transitions. [2024-12-06 04:24:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-12-06 04:24:32,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:32,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:32,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:32,352 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:32,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 04:24:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:34,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:35,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:24:35,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:36,956 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:36,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 04:24:40,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:40,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2024-12-06 04:24:40,692 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2024-12-06 04:24:40,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-06 04:24:40,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:40,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:40,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:40,695 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:40,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 04:24:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:43,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:43,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 04:24:43,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:44,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 04:24:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2024-12-06 04:24:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2024-12-06 04:24:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-12-06 04:24:44,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:44,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:44,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:44,304 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:44,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 04:24:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:46,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:47,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 1053 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 04:24:47,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:49,286 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:49,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-12-06 04:24:53,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:53,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 204 states and 210 transitions. [2024-12-06 04:24:53,292 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 210 transitions. [2024-12-06 04:24:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-06 04:24:53,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:53,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:53,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:53,294 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:53,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 04:24:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:24:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:56,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:24:56,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:24:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:24:57,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 04:24:57,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:57,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 206 states and 212 transitions. [2024-12-06 04:24:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 212 transitions. [2024-12-06 04:24:57,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-06 04:24:57,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:57,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:24:57,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:24:57,338 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:24:57,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 04:24:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:24:59,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:00,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 04:25:00,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:02,530 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:02,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 04:25:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:06,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 207 states and 213 transitions. [2024-12-06 04:25:06,557 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 213 transitions. [2024-12-06 04:25:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-06 04:25:06,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:06,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:06,559 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:06,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 04:25:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:09,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:09,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 04:25:09,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:10,460 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:10,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 04:25:10,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 209 states and 215 transitions. [2024-12-06 04:25:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 215 transitions. [2024-12-06 04:25:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-06 04:25:10,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:10,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:10,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:10,590 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:10,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 04:25:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:13,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:13,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 1079 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 04:25:13,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:15,867 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:15,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 04:25:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:19,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 210 states and 216 transitions. [2024-12-06 04:25:19,930 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 216 transitions. [2024-12-06 04:25:19,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-06 04:25:19,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:19,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:19,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:19,932 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:19,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 04:25:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:22,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:23,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-06 04:25:23,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:24,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 04:25:24,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:24,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 212 states and 218 transitions. [2024-12-06 04:25:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 218 transitions. [2024-12-06 04:25:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-06 04:25:24,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:24,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:24,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:24,213 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:24,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 04:25:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:27,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:27,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 04:25:27,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 881 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:29,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 04:25:33,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 213 states and 219 transitions. [2024-12-06 04:25:33,989 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 219 transitions. [2024-12-06 04:25:33,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-06 04:25:33,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:33,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:33,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:33,991 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:33,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 04:25:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:37,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:37,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 1093 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 04:25:37,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:38,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 04:25:38,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 215 states and 221 transitions. [2024-12-06 04:25:38,273 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 221 transitions. [2024-12-06 04:25:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-06 04:25:38,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:38,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:38,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:38,275 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:38,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 04:25:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:41,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:41,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 1105 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:25:41,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:25:43,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 04:25:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:25:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 216 states and 222 transitions. [2024-12-06 04:25:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 222 transitions. [2024-12-06 04:25:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-06 04:25:48,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:25:48,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:25:48,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:25:48,323 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:25:48,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 04:25:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:51,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:25:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:51,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:25:51,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:25:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 0 proven. 972 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-12-06 04:25:54,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 04:26:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 250 states and 257 transitions. [2024-12-06 04:26:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 257 transitions. [2024-12-06 04:26:42,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-06 04:26:42,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:42,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:42,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:42,483 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:42,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 04:26:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:45,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:26:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:46,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 04:26:46,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:26:46,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 04:26:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 252 states and 259 transitions. [2024-12-06 04:26:46,958 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 259 transitions. [2024-12-06 04:26:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-06 04:26:46,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:46,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:46,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:46,960 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:46,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 04:26:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:49,938 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:26:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:26:50,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:26:50,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:26:53,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1006 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:26:53,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 04:26:58,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 253 states and 260 transitions. [2024-12-06 04:26:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 260 transitions. [2024-12-06 04:26:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-06 04:26:58,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:58,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:26:58,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:26:58,222 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:26:58,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 04:27:01,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:01,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:01,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:01,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:27:01,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:02,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 04:27:02,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 255 states and 262 transitions. [2024-12-06 04:27:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 262 transitions. [2024-12-06 04:27:02,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-12-06 04:27:02,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:02,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:02,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:02,542 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:02,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 04:27:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:05,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:06,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 1131 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 04:27:06,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:08,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 04:27:14,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 256 states and 263 transitions. [2024-12-06 04:27:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 263 transitions. [2024-12-06 04:27:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-06 04:27:14,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:14,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:14,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:14,346 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:14,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 04:27:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:17,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:18,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 04:27:18,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1119 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:18,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 04:27:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 258 states and 265 transitions. [2024-12-06 04:27:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 265 transitions. [2024-12-06 04:27:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-06 04:27:18,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:18,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:18,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:18,910 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:18,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 04:27:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:22,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:22,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 04:27:22,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:25,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:25,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 04:27:31,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 259 states and 266 transitions. [2024-12-06 04:27:31,004 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 266 transitions. [2024-12-06 04:27:31,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-12-06 04:27:31,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:31,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:31,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:31,007 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:31,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 04:27:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:34,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:34,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-06 04:27:34,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:35,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 04:27:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:35,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 261 states and 268 transitions. [2024-12-06 04:27:35,750 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 268 transitions. [2024-12-06 04:27:35,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-06 04:27:35,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:35,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:35,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:35,752 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:35,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 04:27:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:39,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:39,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 1157 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 04:27:39,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:42,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:42,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 04:27:48,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:48,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 262 states and 269 transitions. [2024-12-06 04:27:48,062 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 269 transitions. [2024-12-06 04:27:48,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-06 04:27:48,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:48,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:48,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:48,064 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:48,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 04:27:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:51,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:52,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 1158 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-06 04:27:52,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:53,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:53,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 04:27:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 264 states and 271 transitions. [2024-12-06 04:27:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 271 transitions. [2024-12-06 04:27:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-06 04:27:53,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:53,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:27:53,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:27:53,188 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:27:53,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 04:27:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:56,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:27:57,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:57,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 04:27:57,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:27:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:27:59,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 04:28:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:05,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 265 states and 272 transitions. [2024-12-06 04:28:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 272 transitions. [2024-12-06 04:28:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-12-06 04:28:05,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:05,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:05,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:05,475 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:05,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 04:28:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:09,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:09,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-06 04:28:09,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:10,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:10,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 04:28:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 267 states and 274 transitions. [2024-12-06 04:28:10,727 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 274 transitions. [2024-12-06 04:28:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-12-06 04:28:10,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:10,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:10,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:10,729 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:10,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 04:28:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:14,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:14,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 1183 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 04:28:14,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:17,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1371 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:17,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 04:28:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:23,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 268 states and 275 transitions. [2024-12-06 04:28:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 275 transitions. [2024-12-06 04:28:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-06 04:28:23,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:23,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:23,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:23,663 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:23,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 04:28:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:27,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:27,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 1184 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 04:28:27,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:28,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 04:28:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 270 states and 277 transitions. [2024-12-06 04:28:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 277 transitions. [2024-12-06 04:28:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-06 04:28:28,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:28,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:28,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:28,830 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:28,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 04:28:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:32,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:33,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 04:28:33,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:35,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:35,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 04:28:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 271 states and 278 transitions. [2024-12-06 04:28:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 278 transitions. [2024-12-06 04:28:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-12-06 04:28:41,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:41,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:41,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:41,905 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:41,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 04:28:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:45,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:46,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-06 04:28:46,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1509 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:47,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 04:28:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 273 states and 280 transitions. [2024-12-06 04:28:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 280 transitions. [2024-12-06 04:28:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-06 04:28:47,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:47,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:28:47,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:28:47,393 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:28:47,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 04:28:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:51,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:28:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:51,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 1209 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 04:28:51,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:28:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1538 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:28:54,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 04:29:00,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:00,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 274 states and 281 transitions. [2024-12-06 04:29:00,824 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 281 transitions. [2024-12-06 04:29:00,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-06 04:29:00,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:00,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:00,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:00,827 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:00,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 04:29:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:04,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:05,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 04:29:05,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:06,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:06,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Forceful destruction successful, exit code 0 [2024-12-06 04:29:06,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 276 states and 283 transitions. [2024-12-06 04:29:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 283 transitions. [2024-12-06 04:29:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-06 04:29:06,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:06,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:06,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:06,449 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:06,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 04:29:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:10,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:11,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 04:29:11,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:14,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 04:29:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:20,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 277 states and 284 transitions. [2024-12-06 04:29:20,500 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 284 transitions. [2024-12-06 04:29:20,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-06 04:29:20,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:20,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:20,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:20,503 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:20,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 04:29:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:24,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:25,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-06 04:29:25,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 0 proven. 1395 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:26,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 04:29:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 279 states and 286 transitions. [2024-12-06 04:29:26,373 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 286 transitions. [2024-12-06 04:29:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-06 04:29:26,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:26,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:26,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:26,375 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:26,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 04:29:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:30,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:31,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 04:29:31,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:34,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 04:29:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 280 states and 287 transitions. [2024-12-06 04:29:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 287 transitions. [2024-12-06 04:29:40,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-06 04:29:40,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:40,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:40,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:40,887 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:40,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 04:29:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:44,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:45,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-06 04:29:45,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1779 backedges. 0 proven. 1488 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:46,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 04:29:46,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 282 states and 289 transitions. [2024-12-06 04:29:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 289 transitions. [2024-12-06 04:29:46,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-06 04:29:46,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:46,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:29:46,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:29:46,784 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:29:46,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 04:29:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:51,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:29:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:51,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 1248 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 04:29:51,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:29:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1811 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:29:54,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 04:30:01,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 283 states and 290 transitions. [2024-12-06 04:30:01,440 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 290 transitions. [2024-12-06 04:30:01,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-06 04:30:01,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:01,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:01,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:30:01,442 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:30:01,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 04:30:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:05,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:30:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:06,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 1249 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-06 04:30:06,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:30:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1875 backedges. 0 proven. 1584 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:30:07,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 04:30:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 285 states and 292 transitions. [2024-12-06 04:30:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 292 transitions. [2024-12-06 04:30:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-06 04:30:07,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:07,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:30:07,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:30:07,630 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:30:07,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 04:30:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:11,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:30:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:12,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:30:12,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:30:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2669 backedges. 0 proven. 1944 refuted. 0 times theorem prover too weak. 725 trivial. 0 not checked. [2024-12-06 04:30:16,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 04:31:28,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:31:28,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 319 states and 327 transitions. [2024-12-06 04:31:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 327 transitions. [2024-12-06 04:31:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-06 04:31:28,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:31:28,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:31:28,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:31:28,921 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:31:28,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 04:31:33,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:33,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:31:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:31:34,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-06 04:31:34,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:31:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:31:37,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ff25d6-c08e-49f5-82f2-1095fa55e0ca/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0