./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-2.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_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/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_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/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_5dd80dcb-595f-4791-ab03-5919d13112d5/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 3e9a9e28ec707ec387b70e5fb29d6b347c7ed8919bb4c21e62aca8b2b5a70bf5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:48:00,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:48:00,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 01:48:00,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:48:00,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:48:00,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:48:00,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:48:00,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:48:00,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:48:00,273 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:48:00,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:48:00,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:48:00,273 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:48:00,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:48:00,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:48:00,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:48:00,275 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:48:00,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:48:00,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:48:00,275 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_5dd80dcb-595f-4791-ab03-5919d13112d5/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 -> 3e9a9e28ec707ec387b70e5fb29d6b347c7ed8919bb4c21e62aca8b2b5a70bf5 [2024-12-06 01:48:00,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:48:00,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:48:00,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:48:00,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:48:00,498 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:48:00,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2024-12-06 01:48:03,093 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/afee4667d/a6975942954d4c17ba26c2340bf7553f/FLAG6b62f45d3 [2024-12-06 01:48:03,410 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:48:03,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2024-12-06 01:48:03,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/afee4667d/a6975942954d4c17ba26c2340bf7553f/FLAG6b62f45d3 [2024-12-06 01:48:03,443 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/afee4667d/a6975942954d4c17ba26c2340bf7553f [2024-12-06 01:48:03,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:48:03,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:48:03,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:48:03,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:48:03,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:48:03,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:48:03" (1/1) ... [2024-12-06 01:48:03,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6bd5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:03, skipping insertion in model container [2024-12-06 01:48:03,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:48:03" (1/1) ... [2024-12-06 01:48:03,499 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:48:04,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:48:04,198 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:48:04,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:48:04,404 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 01:48:04,409 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:48:04,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04 WrapperNode [2024-12-06 01:48:04,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:48:04,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:48:04,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:48:04,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:48:04,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,486 INFO L138 Inliner]: procedures = 540, calls = 474, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 718 [2024-12-06 01:48:04,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:48:04,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:48:04,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:48:04,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:48:04,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,500 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,527 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,536 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:48:04,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:48:04,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:48:04,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:48:04,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:48:04" (1/1) ... [2024-12-06 01:48:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:48:04,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:48:04,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:48:04,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 01:48:04,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:48:04,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 01:48:04,598 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:48:04,598 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 01:48:04,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:48:04,847 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:48:04,848 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:48:05,447 INFO L? ?]: Removed 205 outVars from TransFormulas that were not future-live. [2024-12-06 01:48:05,447 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:48:05,598 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:48:05,598 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-06 01:48:05,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:48:05 BoogieIcfgContainer [2024-12-06 01:48:05,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:48:05,599 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:48:05,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:48:05,619 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:48:05,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:48:05" (1/1) ... [2024-12-06 01:48:05,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:48:05,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 106 states and 129 transitions. [2024-12-06 01:48:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2024-12-06 01:48:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:48:05,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:05,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:06,152 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 01:48:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 132 transitions. [2024-12-06 01:48:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 132 transitions. [2024-12-06 01:48:06,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:48:06,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:06,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:06,387 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 01:48:06,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:06,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 109 states and 133 transitions. [2024-12-06 01:48:06,403 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 133 transitions. [2024-12-06 01:48:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 01:48:06,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:06,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:06,587 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 01:48:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:06,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2024-12-06 01:48:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2024-12-06 01:48:06,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:48:06,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:06,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:06,786 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 01:48:06,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 110 states and 135 transitions. [2024-12-06 01:48:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2024-12-06 01:48:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:48:06,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:07,024 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 01:48:07,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:07,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2024-12-06 01:48:07,077 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2024-12-06 01:48:07,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 01:48:07,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:07,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:07,225 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 01:48:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 110 states and 135 transitions. [2024-12-06 01:48:07,349 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2024-12-06 01:48:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 01:48:07,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:07,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:07,477 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 01:48:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 134 transitions. [2024-12-06 01:48:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2024-12-06 01:48:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:48:07,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:07,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:07,742 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 01:48:07,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 112 states and 137 transitions. [2024-12-06 01:48:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 137 transitions. [2024-12-06 01:48:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:48:07,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:07,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:08,160 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 01:48:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:08,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 140 transitions. [2024-12-06 01:48:08,304 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 140 transitions. [2024-12-06 01:48:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:48:08,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:08,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:08,552 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 01:48:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 118 states and 143 transitions. [2024-12-06 01:48:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2024-12-06 01:48:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:48:08,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:08,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:08,957 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 01:48:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 121 states and 146 transitions. [2024-12-06 01:48:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 146 transitions. [2024-12-06 01:48:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:48:09,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:09,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:09,383 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 01:48:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:09,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 124 states and 149 transitions. [2024-12-06 01:48:09,577 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 149 transitions. [2024-12-06 01:48:09,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 01:48:09,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:09,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:09,859 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 01:48:10,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 127 states and 152 transitions. [2024-12-06 01:48:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 152 transitions. [2024-12-06 01:48:10,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 01:48:10,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:10,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:10,375 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 01:48:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:10,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 130 states and 155 transitions. [2024-12-06 01:48:10,578 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 155 transitions. [2024-12-06 01:48:10,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 01:48:10,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:10,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:10,882 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 01:48:11,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:11,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 133 states and 157 transitions. [2024-12-06 01:48:11,003 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 157 transitions. [2024-12-06 01:48:11,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 01:48:11,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:11,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:11,326 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 01:48:11,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions. [2024-12-06 01:48:11,479 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2024-12-06 01:48:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 01:48:11,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:11,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:11,596 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 01:48:11,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:11,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 131 states and 155 transitions. [2024-12-06 01:48:11,629 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 155 transitions. [2024-12-06 01:48:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 01:48:11,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:11,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:11,762 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 01:48:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 130 states and 154 transitions. [2024-12-06 01:48:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2024-12-06 01:48:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 01:48:11,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:11,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:12,050 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 01:48:12,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:12,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 132 states and 157 transitions. [2024-12-06 01:48:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 157 transitions. [2024-12-06 01:48:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 01:48:12,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:12,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:12,615 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 01:48:12,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 73 transitions. [2024-12-06 01:48:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2024-12-06 01:48:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 01:48:12,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:12,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:13,128 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 01:48:13,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 74 transitions. [2024-12-06 01:48:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2024-12-06 01:48:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 01:48:13,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:13,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:13,348 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 01:48:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 83 transitions. [2024-12-06 01:48:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2024-12-06 01:48:13,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 01:48:13,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:13,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:13,927 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 01:48:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 87 transitions. [2024-12-06 01:48:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2024-12-06 01:48:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 01:48:14,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:14,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:14,367 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 01:48:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 88 transitions. [2024-12-06 01:48:14,386 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-06 01:48:14,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 01:48:14,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:14,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:14,606 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 01:48:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:14,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 87 transitions. [2024-12-06 01:48:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2024-12-06 01:48:14,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 01:48:14,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:14,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:15,036 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 01:48:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 89 transitions. [2024-12-06 01:48:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 01:48:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 01:48:15,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:15,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:15,628 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 01:48:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 92 transitions. [2024-12-06 01:48:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 92 transitions. [2024-12-06 01:48:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 01:48:16,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:16,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 93 transitions. [2024-12-06 01:48:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-12-06 01:48:16,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 01:48:16,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:16,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:16,809 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-12-06 01:48:17,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 89 transitions. [2024-12-06 01:48:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 01:48:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 01:48:17,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:17,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:17,363 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 01:48:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:17,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 89 transitions. [2024-12-06 01:48:17,483 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2024-12-06 01:48:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 01:48:17,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:17,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:17,724 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 80 states and 92 transitions. [2024-12-06 01:48:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 92 transitions. [2024-12-06 01:48:18,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 01:48:18,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:18,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:18,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:18,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 83 states and 95 transitions. [2024-12-06 01:48:18,856 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-12-06 01:48:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 01:48:18,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 98 transitions. [2024-12-06 01:48:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-12-06 01:48:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 01:48:19,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:19,780 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 89 states and 101 transitions. [2024-12-06 01:48:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-06 01:48:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 01:48:20,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:20,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:20,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 92 states and 104 transitions. [2024-12-06 01:48:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-12-06 01:48:20,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 01:48:20,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:20,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:21,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 95 states and 107 transitions. [2024-12-06 01:48:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2024-12-06 01:48:21,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 01:48:21,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 98 states and 110 transitions. [2024-12-06 01:48:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2024-12-06 01:48:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 01:48:22,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:22,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:22,610 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:22,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:22,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 101 states and 112 transitions. [2024-12-06 01:48:22,884 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2024-12-06 01:48:22,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 01:48:22,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:22,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:26,789 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 01:48:41,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 174 states and 209 transitions. [2024-12-06 01:48:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 209 transitions. [2024-12-06 01:48:41,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 01:48:41,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:41,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:41,497 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 01:48:41,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:41,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 176 states and 213 transitions. [2024-12-06 01:48:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 213 transitions. [2024-12-06 01:48:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:48:41,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:41,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:41,788 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 01:48:41,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 177 states and 214 transitions. [2024-12-06 01:48:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 214 transitions. [2024-12-06 01:48:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:48:41,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:41,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:41,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:48:42,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:42,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 178 states and 216 transitions. [2024-12-06 01:48:42,309 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 216 transitions. [2024-12-06 01:48:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 01:48:42,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:42,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:42,678 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 01:48:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:42,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 140 states and 171 transitions. [2024-12-06 01:48:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2024-12-06 01:48:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 01:48:42,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:42,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 01:48:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 141 states and 171 transitions. [2024-12-06 01:48:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-06 01:48:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 01:48:44,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:44,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:44,406 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:48:44,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 143 states and 175 transitions. [2024-12-06 01:48:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2024-12-06 01:48:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 01:48:44,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:44,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:45,040 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 01:48:45,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:45,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 146 states and 179 transitions. [2024-12-06 01:48:45,644 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 179 transitions. [2024-12-06 01:48:45,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 01:48:45,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:45,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 01:48:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 155 states and 196 transitions. [2024-12-06 01:48:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2024-12-06 01:48:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 01:48:48,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:48,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 01:48:49,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 156 states and 196 transitions. [2024-12-06 01:48:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-12-06 01:48:49,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 01:48:49,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:49,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 01:48:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 166 states and 214 transitions. [2024-12-06 01:48:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 214 transitions. [2024-12-06 01:48:52,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 01:48:52,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:52,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:52,791 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 01:48:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 167 states and 214 transitions. [2024-12-06 01:48:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2024-12-06 01:48:53,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 01:48:53,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:53,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 01:48:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:48:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 213 transitions. [2024-12-06 01:48:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 213 transitions. [2024-12-06 01:48:54,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 01:48:54,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:48:54,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:48:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:48:54,851 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-06 01:49:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 280 transitions. [2024-12-06 01:49:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2024-12-06 01:49:06,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 01:49:06,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:06,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-12-06 01:49:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 247 states and 333 transitions. [2024-12-06 01:49:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 333 transitions. [2024-12-06 01:49:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 01:49:19,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:19,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:21,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 250 states and 336 transitions. [2024-12-06 01:49:21,267 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 336 transitions. [2024-12-06 01:49:21,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 01:49:21,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:21,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:21,466 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 01:49:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 252 states and 337 transitions. [2024-12-06 01:49:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2024-12-06 01:49:22,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 01:49:22,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:22,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 01:49:23,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 254 states and 338 transitions. [2024-12-06 01:49:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 338 transitions. [2024-12-06 01:49:23,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 01:49:23,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:23,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 257 states and 341 transitions. [2024-12-06 01:49:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 341 transitions. [2024-12-06 01:49:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 01:49:24,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:24,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:25,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 260 states and 344 transitions. [2024-12-06 01:49:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 344 transitions. [2024-12-06 01:49:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 01:49:25,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:25,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 263 states and 347 transitions. [2024-12-06 01:49:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 347 transitions. [2024-12-06 01:49:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 01:49:26,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:26,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:27,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 266 states and 350 transitions. [2024-12-06 01:49:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 350 transitions. [2024-12-06 01:49:27,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 01:49:27,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:27,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:29,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 269 states and 353 transitions. [2024-12-06 01:49:29,258 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 353 transitions. [2024-12-06 01:49:29,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 01:49:29,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:29,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:29,524 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:30,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 272 states and 356 transitions. [2024-12-06 01:49:30,645 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 356 transitions. [2024-12-06 01:49:30,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 01:49:30,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:30,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:30,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 01:49:31,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:31,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 275 states and 358 transitions. [2024-12-06 01:49:31,632 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 358 transitions. [2024-12-06 01:49:31,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 01:49:31,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:31,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:49:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:49:32,830 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:49:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:49:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:49:43,568 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 01:49:43,572 INFO L158 Benchmark]: Toolchain (without parser) took 100124.32ms. Allocated memory was 142.6MB in the beginning and 847.2MB in the end (delta: 704.6MB). Free memory was 113.2MB in the beginning and 436.9MB in the end (delta: -323.6MB). Peak memory consumption was 388.1MB. Max. memory is 16.1GB. [2024-12-06 01:49:43,572 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:49:43,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.73ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 98.8MB in the end (delta: 14.4MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2024-12-06 01:49:43,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.65ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 91.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:49:43,572 INFO L158 Benchmark]: Boogie Preprocessor took 60.33ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 85.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:49:43,573 INFO L158 Benchmark]: RCFGBuilder took 1050.73ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 49.0MB in the end (delta: 36.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 01:49:43,573 INFO L158 Benchmark]: CodeCheck took 97971.92ms. Allocated memory was 142.6MB in the beginning and 847.2MB in the end (delta: 704.6MB). Free memory was 49.0MB in the beginning and 436.9MB in the end (delta: -387.9MB). Peak memory consumption was 325.1MB. Max. memory is 16.1GB. [2024-12-06 01:49:43,574 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.73ms. Allocated memory is still 142.6MB. Free memory was 113.2MB in the beginning and 98.8MB in the end (delta: 14.4MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.65ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 91.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.33ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 85.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1050.73ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 49.0MB in the end (delta: 36.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * CodeCheck took 97971.92ms. Allocated memory was 142.6MB in the beginning and 847.2MB in the end (delta: 704.6MB). Free memory was 49.0MB in the beginning and 436.9MB in the end (delta: -387.9MB). Peak memory consumption was 325.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:49:43,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/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_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/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_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/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_5dd80dcb-595f-4791-ab03-5919d13112d5/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 3e9a9e28ec707ec387b70e5fb29d6b347c7ed8919bb4c21e62aca8b2b5a70bf5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:49:45,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:49:45,557 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 01:49:45,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:49:45,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:49:45,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:49:45,583 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:49:45,584 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:49:45,584 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:49:45,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:45,585 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:49:45,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:45,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:45,586 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:49:45,586 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_5dd80dcb-595f-4791-ab03-5919d13112d5/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 -> 3e9a9e28ec707ec387b70e5fb29d6b347c7ed8919bb4c21e62aca8b2b5a70bf5 [2024-12-06 01:49:45,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:49:45,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:49:45,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:49:45,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:49:45,829 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:49:45,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2024-12-06 01:49:48,542 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/6d2e2644d/64babb87a7d04acebd06fb7696fd6b26/FLAG12dfd09da [2024-12-06 01:49:48,833 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:49:48,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2024-12-06 01:49:48,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/6d2e2644d/64babb87a7d04acebd06fb7696fd6b26/FLAG12dfd09da [2024-12-06 01:49:48,864 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/data/6d2e2644d/64babb87a7d04acebd06fb7696fd6b26 [2024-12-06 01:49:48,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:49:48,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:49:48,869 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:48,869 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:49:48,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:49:48,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:48" (1/1) ... [2024-12-06 01:49:48,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d43e769 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:48, skipping insertion in model container [2024-12-06 01:49:48,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:49:48" (1/1) ... [2024-12-06 01:49:48,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:49:49,516 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 01:49:49,519 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 01:49:49,521 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 01:49:49,523 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 01:49:49,526 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 01:49:49,527 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 01:49:49,528 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 01:49:49,529 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 01:49:49,530 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 01:49:49,534 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 01:49:49,535 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 01:49:49,536 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 01:49:49,543 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 01:49:49,543 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 01:49:49,550 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 01:49:49,562 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 01:49:49,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:49,598 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:49:49,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:49:49,820 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 01:49:49,826 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:49:49,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49 WrapperNode [2024-12-06 01:49:49,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:49:49,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:49,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:49:49,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:49:49,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,913 INFO L138 Inliner]: procedures = 551, calls = 474, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 699 [2024-12-06 01:49:49,913 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:49:49,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:49:49,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:49:49,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:49:49,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,960 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,985 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:49:49,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:49:49,986 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:49:49,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:49:49,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:49:49" (1/1) ... [2024-12-06 01:49:49,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:49:50,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:49:50,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:49:50,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 01:49:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:49:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 01:49:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:49:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 01:49:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 01:49:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 01:49:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 01:49:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 01:49:50,321 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:49:50,322 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:49:51,267 INFO L? ?]: Removed 195 outVars from TransFormulas that were not future-live. [2024-12-06 01:49:51,267 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:49:51,427 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:49:51,427 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-06 01:49:51,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:49:51 BoogieIcfgContainer [2024-12-06 01:49:51,428 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:49:51,429 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:49:51,429 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:49:51,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:49:51,438 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:49:51" (1/1) ... [2024-12-06 01:49:51,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:49:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 106 states and 129 transitions. [2024-12-06 01:49:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2024-12-06 01:49:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:49:51,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:51,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:51,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:51,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:51,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:49:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:51,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:52,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:49:52,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:52,393 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 01:49:52,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:49:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 105 states and 128 transitions. [2024-12-06 01:49:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2024-12-06 01:49:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:49:52,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:52,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:52,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:52,829 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:52,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:49:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:53,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:54,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:49:54,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:54,068 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 01:49:54,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:49:54,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:54,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 108 states and 132 transitions. [2024-12-06 01:49:54,529 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 132 transitions. [2024-12-06 01:49:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:49:54,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:54,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:54,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:54,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:54,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:49:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:55,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:55,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:49:55,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:55,699 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 01:49:55,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:49:55,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:55,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2024-12-06 01:49:55,855 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2024-12-06 01:49:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:49:55,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:55,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:55,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:55,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:55,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:49:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:56,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:56,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:49:56,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:56,956 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 01:49:56,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:49:57,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 114 states and 138 transitions. [2024-12-06 01:49:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2024-12-06 01:49:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:49:57,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:57,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:57,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:57,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:57,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:49:57,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:57,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:58,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:49:58,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:58,419 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 01:49:58,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:49:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:49:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 117 states and 141 transitions. [2024-12-06 01:49:58,656 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 141 transitions. [2024-12-06 01:49:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:49:58,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:49:58,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:49:58,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:49:58,658 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:49:58,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:49:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:59,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:49:59,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:49:59,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 01:49:59,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:49:59,888 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 01:49:59,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:50:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:00,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 120 states and 144 transitions. [2024-12-06 01:50:00,158 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 144 transitions. [2024-12-06 01:50:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:50:00,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:00,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:00,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:00,161 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:00,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 01:50:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:00,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:01,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:01,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:50:01,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:01,480 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 01:50:01,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 01:50:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 123 states and 147 transitions. [2024-12-06 01:50:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2024-12-06 01:50:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 01:50:01,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:01,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:01,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:01,794 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:01,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 01:50:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:02,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:02,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 01:50:02,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:03,084 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 01:50:03,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 01:50:03,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 126 states and 150 transitions. [2024-12-06 01:50:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 150 transitions. [2024-12-06 01:50:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:50:03,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:03,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:03,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:03,436 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:03,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 01:50:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:04,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:04,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:50:04,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:04,822 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 01:50:04,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 01:50:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 129 states and 153 transitions. [2024-12-06 01:50:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2024-12-06 01:50:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 01:50:05,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:05,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:05,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:05,223 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:05,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 01:50:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:05,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:06,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 01:50:06,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:06,599 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 01:50:06,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 01:50:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:07,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 132 states and 156 transitions. [2024-12-06 01:50:07,035 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 156 transitions. [2024-12-06 01:50:07,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 01:50:07,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:07,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:07,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:07,037 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:07,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 01:50:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:07,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:08,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 01:50:08,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:08,513 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 01:50:08,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 01:50:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 135 states and 159 transitions. [2024-12-06 01:50:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 159 transitions. [2024-12-06 01:50:09,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 01:50:09,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:09,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:09,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:09,007 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:09,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 01:50:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:09,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:10,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 01:50:10,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:10,553 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 01:50:10,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 01:50:11,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:11,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 132 states and 154 transitions. [2024-12-06 01:50:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2024-12-06 01:50:11,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 01:50:11,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:11,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:11,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:11,087 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:11,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 01:50:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:11,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:11,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:50:11,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:11,789 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 01:50:11,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 01:50:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 131 states and 153 transitions. [2024-12-06 01:50:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2024-12-06 01:50:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 01:50:11,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:11,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:11,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:11,803 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:11,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 01:50:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:12,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:13,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:50:13,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:13,567 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 01:50:13,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 01:50:13,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 130 states and 152 transitions. [2024-12-06 01:50:13,939 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2024-12-06 01:50:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 01:50:13,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:13,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:13,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:13,941 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:13,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 01:50:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:14,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:14,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:50:14,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:14,719 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 01:50:14,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 01:50:14,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:14,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 151 transitions. [2024-12-06 01:50:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2024-12-06 01:50:14,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 01:50:14,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:14,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:14,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:14,729 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:14,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 01:50:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:15,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:15,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:50:15,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:15,620 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 01:50:15,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 01:50:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 128 states and 150 transitions. [2024-12-06 01:50:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 150 transitions. [2024-12-06 01:50:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 01:50:15,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:15,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:15,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:15,847 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:15,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 01:50:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:16,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:16,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:50:16,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:16,691 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 01:50:16,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 01:50:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:16,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 127 states and 149 transitions. [2024-12-06 01:50:16,764 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 149 transitions. [2024-12-06 01:50:16,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 01:50:16,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:16,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:16,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:16,766 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:16,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 01:50:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:17,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:17,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:50:17,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:17,669 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 01:50:17,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 01:50:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 126 states and 148 transitions. [2024-12-06 01:50:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 148 transitions. [2024-12-06 01:50:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 01:50:17,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:17,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:17,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:17,679 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:17,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 01:50:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:18,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:19,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:50:19,131 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:19,321 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 01:50:19,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 01:50:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:19,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 129 states and 152 transitions. [2024-12-06 01:50:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 152 transitions. [2024-12-06 01:50:19,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 01:50:19,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:19,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:19,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:19,643 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:19,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 01:50:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:20,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:21,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:50:21,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:21,562 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 01:50:21,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 01:50:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 68 transitions. [2024-12-06 01:50:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2024-12-06 01:50:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 01:50:22,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:22,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:22,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:22,303 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:22,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 01:50:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:23,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:23,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:50:23,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:24,008 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 01:50:24,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 01:50:24,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 71 transitions. [2024-12-06 01:50:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2024-12-06 01:50:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 01:50:24,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:24,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:24,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:24,618 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:24,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 01:50:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:25,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:26,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:50:26,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:26,393 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 01:50:26,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 01:50:27,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 74 transitions. [2024-12-06 01:50:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2024-12-06 01:50:27,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 01:50:27,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:27,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:27,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:27,083 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:27,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 01:50:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:28,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:28,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:50:28,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:29,001 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 01:50:29,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 01:50:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 77 transitions. [2024-12-06 01:50:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2024-12-06 01:50:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 01:50:29,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:29,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:29,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:29,745 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:29,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 01:50:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:30,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:31,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 01:50:31,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:31,734 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 01:50:31,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 01:50:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 75 states and 80 transitions. [2024-12-06 01:50:32,598 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2024-12-06 01:50:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 01:50:32,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:32,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:32,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:32,600 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:32,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 01:50:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:33,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:34,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 01:50:34,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:34,776 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 01:50:34,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 01:50:35,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 78 states and 83 transitions. [2024-12-06 01:50:35,640 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2024-12-06 01:50:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 01:50:35,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:35,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:35,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:35,642 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:35,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 01:50:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:36,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:37,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 01:50:37,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:37,611 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 01:50:37,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 01:50:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:38,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 86 transitions. [2024-12-06 01:50:38,567 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2024-12-06 01:50:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 01:50:38,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:38,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:38,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:38,569 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:38,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 01:50:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:39,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:40,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:50:40,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:40,666 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 01:50:40,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 01:50:41,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 84 states and 89 transitions. [2024-12-06 01:50:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2024-12-06 01:50:41,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 01:50:41,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:41,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:41,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:41,672 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:41,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 01:50:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:42,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:43,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 01:50:43,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:43,861 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 01:50:43,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 01:50:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 92 transitions. [2024-12-06 01:50:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2024-12-06 01:50:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 01:50:44,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:44,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:44,944 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:44,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 01:50:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:46,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:46,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 01:50:46,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:47,283 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 01:50:47,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 01:50:48,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:48,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 90 states and 95 transitions. [2024-12-06 01:50:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2024-12-06 01:50:48,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:50:48,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:48,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:48,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:48,415 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:48,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 01:50:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:49,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:50,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 01:50:50,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:50,689 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 01:50:50,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 01:50:51,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:50:51,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 87 states and 90 transitions. [2024-12-06 01:50:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2024-12-06 01:50:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 01:50:51,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:50:51,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:50:51,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:50:51,867 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:50:51,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 01:50:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:53,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:50:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:50:53,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:50:53,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:50:54,123 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 01:50:54,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 01:51:07,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:51:07,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 120 states and 124 transitions. [2024-12-06 01:51:07,662 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2024-12-06 01:51:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 01:51:07,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:51:07,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:51:07,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:51:07,663 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:51:07,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 01:51:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:30,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:51:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:51:31,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-06 01:51:31,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:51:31,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 01:51:31,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 01:51:31,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 01:51:32,056 INFO L349 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2024-12-06 01:51:32,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2024-12-06 01:51:32,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:32,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:32,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 72 [2024-12-06 01:51:32,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:32,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 55 [2024-12-06 01:51:33,048 INFO L349 Elim1Store]: treesize reduction 46, result has 19.3 percent of original size [2024-12-06 01:51:33,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 108 [2024-12-06 01:51:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:33,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2024-12-06 01:51:33,171 INFO L349 Elim1Store]: treesize reduction 6, result has 68.4 percent of original size [2024-12-06 01:51:33,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 27 [2024-12-06 01:51:33,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:33,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:33,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2024-12-06 01:51:33,278 INFO L349 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2024-12-06 01:51:33,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 103 [2024-12-06 01:51:34,734 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:34,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:34,872 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:34,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:34,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:34,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:36,531 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:36,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:36,675 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:36,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:36,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:36,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:38,280 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:38,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:38,421 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:38,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:38,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:39,975 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:39,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:40,124 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:40,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:40,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:40,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:41,746 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:41,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:41,889 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:41,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:41,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:41,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:43,519 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:43,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:43,661 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:43,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:43,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:43,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:45,250 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:45,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:45,391 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:45,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:45,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:45,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:46,986 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:46,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:47,127 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:47,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:47,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:47,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:48,704 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:48,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:48,845 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:48,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:48,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:48,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:50,458 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 01:51:50,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 100 treesize of output 94 [2024-12-06 01:51:50,599 INFO L349 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2024-12-06 01:51:50,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 33 [2024-12-06 01:51:50,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:50,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2024-12-06 01:51:53,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:53,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:53,667 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 01:51:53,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 18 [2024-12-06 01:51:53,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:53,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 01:51:53,692 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 01:51:53,703 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 01:51:53,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 13 [2024-12-06 01:51:54,347 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 01:51:54,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-12-06 01:52:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 156 states and 173 transitions. [2024-12-06 01:52:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 173 transitions. [2024-12-06 01:52:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 01:52:49,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:49,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:49,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:49,648 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:49,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 01:52:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:50,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:52:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:50,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 01:52:50,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:52:50,878 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 01:52:50,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 01:52:50,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:50,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 155 states and 172 transitions. [2024-12-06 01:52:50,938 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 172 transitions. [2024-12-06 01:52:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:52:50,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:50,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:50,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:50,940 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:50,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 01:52:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:52,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:52:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:52,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 01:52:52,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:52:53,738 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 01:52:53,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 01:52:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:52:54,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 158 states and 177 transitions. [2024-12-06 01:52:54,870 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 177 transitions. [2024-12-06 01:52:54,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 01:52:54,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:52:54,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:52:54,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:52:54,872 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:52:54,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 01:52:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:56,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:52:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:52:56,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:52:56,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:52:57,776 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 01:52:57,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 01:53:00,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 161 states and 181 transitions. [2024-12-06 01:53:00,483 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 181 transitions. [2024-12-06 01:53:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 01:53:00,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:00,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:00,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:00,484 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:00,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 01:53:01,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:01,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:53:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:02,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:53:02,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:53:03,415 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 01:53:03,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 01:53:06,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:06,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 185 transitions. [2024-12-06 01:53:06,169 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 185 transitions. [2024-12-06 01:53:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 01:53:06,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:06,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:06,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:06,171 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:06,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 01:53:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:07,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:53:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:08,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:53:08,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:53:13,579 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 01:53:13,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 01:53:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 170 states and 194 transitions. [2024-12-06 01:53:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 194 transitions. [2024-12-06 01:53:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 01:53:25,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:25,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:25,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:25,511 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:25,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 01:53:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:27,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:53:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:53:27,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 01:53:27,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:53:29,057 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 01:53:29,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 01:53:58,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:53:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 203 states and 228 transitions. [2024-12-06 01:53:58,334 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 228 transitions. [2024-12-06 01:53:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 01:53:58,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:53:58,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:53:58,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:53:58,335 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:53:58,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dd80dcb-595f-4791-ab03-5919d13112d5/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process