./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:19:28,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:19:28,748 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 05:19:28,755 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:19:28,755 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:19:28,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:19:28,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:19:28,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:19:28,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:19:28,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:19:28,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:19:28,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:19:28,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:19:28,797 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:19:28,797 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:19:28,798 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:19:28,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:19:28,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:19:28,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:19:28,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:19:28,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:19:28,800 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:19:28,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:19:28,801 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_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-11-25 05:19:29,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:19:29,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:19:29,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:19:29,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:19:29,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:19:29,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-25 05:19:32,064 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/1451482c6/67d1952662c34205b269ce7fa36a55aa/FLAGa91c9eee5 [2024-11-25 05:19:32,421 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:19:32,421 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-25 05:19:32,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/1451482c6/67d1952662c34205b269ce7fa36a55aa/FLAGa91c9eee5 [2024-11-25 05:19:32,457 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/1451482c6/67d1952662c34205b269ce7fa36a55aa [2024-11-25 05:19:32,459 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:19:32,461 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:19:32,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:19:32,463 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:19:32,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:19:32,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:32" (1/1) ... [2024-11-25 05:19:32,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671be122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:32, skipping insertion in model container [2024-11-25 05:19:32,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:19:32" (1/1) ... [2024-11-25 05:19:32,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:19:32,669 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-25 05:19:32,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:19:32,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:19:32,968 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-25 05:19:33,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:19:33,135 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:19:33,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33 WrapperNode [2024-11-25 05:19:33,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:19:33,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:19:33,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:19:33,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:19:33,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,522 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2364 [2024-11-25 05:19:33,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:19:33,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:19:33,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:19:33,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:19:33,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,689 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,712 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:19:33,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:19:33,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:19:33,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:19:33,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:19:33" (1/1) ... [2024-11-25 05:19:33,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:19:33,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:19:33,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:19:33,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:19:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:19:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:19:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:19:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:19:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:19:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:19:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:19:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:19:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:19:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:19:34,297 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:19:34,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:19:37,900 INFO L? ?]: Removed 1277 outVars from TransFormulas that were not future-live. [2024-11-25 05:19:37,901 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:19:41,331 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:19:41,332 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-25 05:19:41,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:19:41 BoogieIcfgContainer [2024-11-25 05:19:41,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:19:41,335 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:19:41,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:19:41,345 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:19:41,345 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:19:41" (1/1) ... [2024-11-25 05:19:41,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:19:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-25 05:19:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-25 05:19:41,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 05:19:41,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:41,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:42,552 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:52,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:19:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 05:19:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 05:19:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 05:19:52,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:52,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:53,467 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:53,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-25 05:19:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-25 05:19:53,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 05:19:53,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-25 05:19:54,448 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-25 05:19:54,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 05:19:54,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:54,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:55,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-25 05:19:55,196 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-25 05:19:55,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 05:19:55,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:55,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:55,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-25 05:19:55,988 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-25 05:19:55,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 05:19:55,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:56,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:56,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-25 05:19:56,903 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-25 05:19:56,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:19:56,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:56,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:57,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:57,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-25 05:19:57,815 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-25 05:19:57,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 05:19:57,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:57,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:19:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-25 05:19:58,815 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-25 05:19:58,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:19:58,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:58,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:19:59,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-25 05:19:59,252 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-25 05:19:59,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 05:19:59,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:59,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:59,749 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:19:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-11-25 05:19:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-25 05:19:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 05:19:59,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:59,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:00,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-11-25 05:20:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-25 05:20:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 05:20:00,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:01,120 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:01,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-11-25 05:20:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-11-25 05:20:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 05:20:01,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:01,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:02,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-11-25 05:20:02,150 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-11-25 05:20:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 05:20:02,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:02,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:03,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:03,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2024-11-25 05:20:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2024-11-25 05:20:03,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 05:20:03,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:03,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:04,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:04,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-11-25 05:20:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-11-25 05:20:04,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 05:20:04,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 05:20:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:05,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-11-25 05:20:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-11-25 05:20:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 05:20:05,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:05,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:08,043 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-25 05:20:17,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:18,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:29,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:39,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:39,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-11-25 05:20:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-11-25 05:20:39,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 05:20:39,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:39,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:40,704 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:20:46,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:46,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-25 05:20:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-25 05:20:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 05:20:46,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:46,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:20:57,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:20:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:20:57,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2024-11-25 05:20:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-11-25 05:20:57,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 05:20:57,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:20:57,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:20:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:20:58,800 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:09,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:09,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:09,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2024-11-25 05:21:09,425 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2024-11-25 05:21:09,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-25 05:21:09,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:09,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:21,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2024-11-25 05:21:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2024-11-25 05:21:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 05:21:21,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:21,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:32,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:32,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2024-11-25 05:21:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2024-11-25 05:21:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 05:21:32,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:32,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:34,023 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:42,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:42,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2024-11-25 05:21:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2024-11-25 05:21:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-25 05:21:42,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:42,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:43,839 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:49,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2024-11-25 05:21:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2024-11-25 05:21:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 05:21:49,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:49,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 05:21:57,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:21:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:21:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2024-11-25 05:21:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2024-11-25 05:21:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 05:21:57,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:21:57,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:21:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:21:58,171 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:08,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 05:22:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 77 transitions. [2024-11-25 05:22:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-11-25 05:22:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-25 05:22:08,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:08,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2024-11-25 05:22:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2024-11-25 05:22:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 05:22:09,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:10,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2024-11-25 05:22:10,709 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2024-11-25 05:22:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 05:22:10,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:10,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2024-11-25 05:22:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2024-11-25 05:22:12,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 05:22:12,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:12,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:13,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 65 states and 81 transitions. [2024-11-25 05:22:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 81 transitions. [2024-11-25 05:22:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 05:22:13,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:13,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 66 states and 82 transitions. [2024-11-25 05:22:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2024-11-25 05:22:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 05:22:15,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:15,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:17,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2024-11-25 05:22:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2024-11-25 05:22:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-25 05:22:17,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:17,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-25 05:22:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-11-25 05:22:19,865 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-11-25 05:22:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 05:22:19,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:19,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2024-11-25 05:22:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-11-25 05:22:21,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 05:22:21,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:21,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:22,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2024-11-25 05:22:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2024-11-25 05:22:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 05:22:22,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:22,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:23,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2024-11-25 05:22:23,519 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2024-11-25 05:22:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 05:22:23,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:23,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-11-25 05:22:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-11-25 05:22:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 05:22:25,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:25,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:26,688 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-11-25 05:22:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-11-25 05:22:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 05:22:27,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:27,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:29,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-11-25 05:22:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-11-25 05:22:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-25 05:22:29,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:29,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:32,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 75 states and 91 transitions. [2024-11-25 05:22:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2024-11-25 05:22:32,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 05:22:32,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:32,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2024-11-25 05:22:34,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-11-25 05:22:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-11-25 05:22:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-25 05:22:34,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:34,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:34,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-11-25 05:22:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-11-25 05:22:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 05:22:35,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:35,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 78 states and 94 transitions. [2024-11-25 05:22:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2024-11-25 05:22:36,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 05:22:36,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:36,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 79 states and 95 transitions. [2024-11-25 05:22:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2024-11-25 05:22:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 05:22:38,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:38,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:39,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 96 transitions. [2024-11-25 05:22:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 96 transitions. [2024-11-25 05:22:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 05:22:39,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:39,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:41,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 81 states and 97 transitions. [2024-11-25 05:22:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 97 transitions. [2024-11-25 05:22:41,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 05:22:41,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:41,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 12 proven. 15 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:43,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:43,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 82 states and 98 transitions. [2024-11-25 05:22:43,725 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 98 transitions. [2024-11-25 05:22:43,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 05:22:43,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:43,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:46,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 83 states and 99 transitions. [2024-11-25 05:22:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2024-11-25 05:22:46,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-25 05:22:46,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:46,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:22:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:22:48,596 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-25 05:22:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:22:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2024-11-25 05:22:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2024-11-25 05:22:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 05:22:49,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:22:49,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:23:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:23:16,267 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:23:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:23:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 05:23:54,741 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) [2024-11-25 05:23:54,746 INFO L158 Benchmark]: Toolchain (without parser) took 262285.07ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 92.5MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 432.3MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,746 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:23:54,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.78ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 52.0MB in the end (delta: 40.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 386.19ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.0MB in the beginning and 291.4MB in the end (delta: -239.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,748 INFO L158 Benchmark]: Boogie Preprocessor took 324.22ms. Allocated memory is still 352.3MB. Free memory was 291.4MB in the beginning and 271.6MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,748 INFO L158 Benchmark]: RCFGBuilder took 7483.94ms. Allocated memory was 352.3MB in the beginning and 704.6MB in the end (delta: 352.3MB). Free memory was 271.1MB in the beginning and 277.2MB in the end (delta: -6.1MB). Peak memory consumption was 417.4MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,748 INFO L158 Benchmark]: CodeCheck took 253410.21ms. Allocated memory was 704.6MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 277.2MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-25 05:23:54,751 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 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.78ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 52.0MB in the end (delta: 40.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 386.19ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 52.0MB in the beginning and 291.4MB in the end (delta: -239.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 324.22ms. Allocated memory is still 352.3MB. Free memory was 291.4MB in the beginning and 271.6MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7483.94ms. Allocated memory was 352.3MB in the beginning and 704.6MB in the end (delta: 352.3MB). Free memory was 271.1MB in the beginning and 277.2MB in the end (delta: -6.1MB). Peak memory consumption was 417.4MB. Max. memory is 16.1GB. * CodeCheck took 253410.21ms. Allocated memory was 704.6MB in the beginning and 2.1GB in the end (delta: 1.4GB). Free memory was 277.2MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 05:23:54,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:23:57,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:23:57,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 05:23:57,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:23:57,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:23:57,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:23:57,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:23:57,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:23:57,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:23:57,620 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:23:57,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:23:57,621 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:23:57,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:23:57,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:23:57,622 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:23:57,622 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:23:57,622 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:23:57,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:23:57,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:23:57,623 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:23:57,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:23:57,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:23:57,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:23:57,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:23:57,624 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:23:57,625 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:23:57,625 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:23:57,625 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:23:57,626 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_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77ae88daffb8285870a38f38e30db5571fe2930110ef63da660dc306a4cb95e3 [2024-11-25 05:23:57,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:23:57,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:23:57,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:23:57,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:23:57,982 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:23:57,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-25 05:24:01,063 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/4516b6c0b/084aef2652e445ecbf0b7b67a7e6229a/FLAG2e4816178 [2024-11-25 05:24:01,369 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:24:01,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c [2024-11-25 05:24:01,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/4516b6c0b/084aef2652e445ecbf0b7b67a7e6229a/FLAG2e4816178 [2024-11-25 05:24:01,643 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/data/4516b6c0b/084aef2652e445ecbf0b7b67a7e6229a [2024-11-25 05:24:01,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:24:01,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:24:01,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:24:01,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:24:01,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:24:01,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:01" (1/1) ... [2024-11-25 05:24:01,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fcb967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:01, skipping insertion in model container [2024-11-25 05:24:01,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:24:01" (1/1) ... [2024-11-25 05:24:01,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:24:01,925 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-25 05:24:02,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:24:02,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:24:02,299 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_arbitrated_fifos_n2d8w8.c[1270,1283] [2024-11-25 05:24:02,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:24:02,441 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:24:02,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02 WrapperNode [2024-11-25 05:24:02,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:24:02,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:24:02,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:24:02,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:24:02,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,531 INFO L138 Inliner]: procedures = 18, calls = 41, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 946 [2024-11-25 05:24:02,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:24:02,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:24:02,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:24:02,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:24:02,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,580 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:24:02,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:24:02,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:24:02,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:24:02,625 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:24:02" (1/1) ... [2024-11-25 05:24:02,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:24:02,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:24:02,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:24:02,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:24:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:24:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-25 05:24:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:24:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:24:02,702 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:24:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:24:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:24:02,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:24:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-25 05:24:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:24:03,087 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:24:03,090 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:24:04,171 INFO L? ?]: Removed 675 outVars from TransFormulas that were not future-live. [2024-11-25 05:24:04,172 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:24:04,518 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:24:04,518 INFO L312 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-25 05:24:04,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:24:04 BoogieIcfgContainer [2024-11-25 05:24:04,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:24:04,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:24:04,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:24:04,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:24:04,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:24:04" (1/1) ... [2024-11-25 05:24:04,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:24:04,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-25 05:24:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-25 05:24:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-25 05:24:04,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:04,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:04,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:04,617 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:04,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:24:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:05,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:05,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:05,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:05,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 05:24:05,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:24:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-25 05:24:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-25 05:24:05,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 05:24:05,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:05,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:05,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:05,640 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:05,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:24:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:06,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:06,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:06,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 05:24:06,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 05:24:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:06,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-25 05:24:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-25 05:24:06,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 05:24:06,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:06,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:06,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:06,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:06,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:24:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:07,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:07,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:07,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 05:24:07,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 05:24:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:07,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-25 05:24:07,671 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-25 05:24:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 05:24:07,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:07,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:07,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:07,675 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:07,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 05:24:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:08,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:08,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:08,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-25 05:24:08,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 05:24:08,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:08,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-25 05:24:08,635 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-25 05:24:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 05:24:08,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:08,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:08,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:08,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:08,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 05:24:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:09,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:09,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:24:09,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:09,628 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-25 05:24:09,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 05:24:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:09,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-25 05:24:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-25 05:24:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 05:24:09,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:09,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:09,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:09,737 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:09,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 05:24:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:10,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:10,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:24:10,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-25 05:24:10,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 05:24:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-25 05:24:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-25 05:24:10,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 05:24:10,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:10,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:10,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:10,879 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:10,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 05:24:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:11,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:11,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:24:11,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 05:24:11,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 05:24:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:11,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-25 05:24:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-25 05:24:11,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 05:24:11,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:11,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:11,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:11,976 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:11,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 05:24:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:12,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:12,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:24:12,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 05:24:12,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 05:24:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-25 05:24:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-25 05:24:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 05:24:13,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:13,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:13,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:13,103 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:13,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 05:24:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:13,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:14,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:24:14,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 05:24:14,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 05:24:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:14,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-11-25 05:24:14,299 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-25 05:24:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 05:24:14,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:14,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:14,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:14,303 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:14,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 05:24:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:15,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:15,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:24:15,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:15,421 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 05:24:15,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 05:24:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:15,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-11-25 05:24:15,565 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-11-25 05:24:15,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 05:24:15,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:15,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:15,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:15,568 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:15,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 05:24:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:16,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:16,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 05:24:16,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-25 05:24:17,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 05:24:21,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-11-25 05:24:21,459 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-11-25 05:24:21,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 05:24:21,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:21,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:21,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:21,464 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:21,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 05:24:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:22,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:23,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:23,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:23,471 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-25 05:24:23,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 05:24:23,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:23,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2024-11-25 05:24:23,756 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2024-11-25 05:24:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 05:24:23,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:23,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:23,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:23,761 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:23,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 05:24:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:25,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:25,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:25,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-25 05:24:25,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 05:24:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:26,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2024-11-25 05:24:26,113 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2024-11-25 05:24:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 05:24:26,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:26,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:26,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:26,118 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:26,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 05:24:27,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:27,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:28,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 804 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:28,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-25 05:24:28,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 05:24:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:28,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-11-25 05:24:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-11-25 05:24:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-25 05:24:28,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:28,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:28,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:28,642 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:28,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 05:24:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:30,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:30,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:24:30,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-25 05:24:31,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 05:24:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2024-11-25 05:24:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2024-11-25 05:24:31,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 05:24:31,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:31,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:31,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:31,428 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:31,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 05:24:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:33,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:33,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:33,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-25 05:24:33,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 05:24:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2024-11-25 05:24:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2024-11-25 05:24:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 05:24:34,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:34,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:34,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:34,333 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:34,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 05:24:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:36,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:36,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:36,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:36,702 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-25 05:24:36,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-25 05:24:37,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-11-25 05:24:37,149 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-11-25 05:24:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 05:24:37,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:37,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:37,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:37,153 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:37,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 05:24:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:39,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:39,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:39,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-25 05:24:39,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 05:24:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:40,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2024-11-25 05:24:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2024-11-25 05:24:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 05:24:40,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:40,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:40,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:40,067 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:40,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 05:24:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:42,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:42,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 05:24:42,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-25 05:24:42,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 05:24:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2024-11-25 05:24:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2024-11-25 05:24:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 05:24:43,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:43,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:43,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:43,128 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:43,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 05:24:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:45,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:45,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:24:45,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:45,846 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-25 05:24:45,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 05:24:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:46,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2024-11-25 05:24:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2024-11-25 05:24:46,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-25 05:24:46,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:46,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:46,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:46,601 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:46,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 05:24:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:48,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:49,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:24:49,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-25 05:24:49,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 05:24:50,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:50,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2024-11-25 05:24:50,116 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2024-11-25 05:24:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 05:24:50,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:50,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:50,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:50,123 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:50,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 05:24:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:52,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:52,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:24:52,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-25 05:24:53,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 05:24:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-11-25 05:24:53,579 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-11-25 05:24:53,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 05:24:53,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:53,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:53,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:53,583 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:53,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 05:24:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:56,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:24:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:56,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:24:56,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:24:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-25 05:24:56,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 05:24:57,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:24:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-11-25 05:24:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-11-25 05:24:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-25 05:24:57,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:24:57,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:24:57,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:24:57,260 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:24:57,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 05:24:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:24:59,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:00,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:25:00,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-25 05:25:00,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 05:25:00,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2024-11-25 05:25:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2024-11-25 05:25:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-25 05:25:00,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:00,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:00,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:00,997 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:00,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 05:25:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:03,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:04,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:25:04,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-25 05:25:04,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 05:25:05,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2024-11-25 05:25:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-11-25 05:25:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 05:25:05,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:05,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:05,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:05,226 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:05,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 05:25:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:08,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:08,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 05:25:08,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-25 05:25:08,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-25 05:25:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2024-11-25 05:25:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2024-11-25 05:25:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-25 05:25:09,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:09,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:09,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:09,311 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:09,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 05:25:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:12,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:12,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 869 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 05:25:12,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 62 proven. 6 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-25 05:25:12,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 05:25:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2024-11-25 05:25:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2024-11-25 05:25:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 05:25:13,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:13,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:13,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:13,622 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:13,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 05:25:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:16,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:17,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:25:17,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-25 05:25:17,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 05:25:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2024-11-25 05:25:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2024-11-25 05:25:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 05:25:18,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:18,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:18,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:18,042 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:18,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-25 05:25:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:21,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:21,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:25:21,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-25 05:25:22,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-25 05:25:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2024-11-25 05:25:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2024-11-25 05:25:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 05:25:22,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:22,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:22,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:22,964 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:22,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-25 05:25:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:26,191 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:26,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:25:26,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-25 05:25:27,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-25 05:25:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2024-11-25 05:25:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2024-11-25 05:25:28,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 05:25:28,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:28,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:28,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:28,750 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:28,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-25 05:25:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:32,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:32,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 889 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:25:32,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-25 05:25:32,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-25 05:25:34,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2024-11-25 05:25:34,071 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2024-11-25 05:25:34,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 05:25:34,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:34,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:34,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:34,074 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:34,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-25 05:25:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:37,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:38,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:25:38,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-25 05:25:38,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-25 05:25:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:39,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2024-11-25 05:25:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2024-11-25 05:25:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-25 05:25:39,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:39,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:39,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:39,283 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:39,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-25 05:25:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:42,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:43,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:25:43,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-25 05:25:43,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-25 05:25:44,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 68 states and 84 transitions. [2024-11-25 05:25:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 84 transitions. [2024-11-25 05:25:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 05:25:44,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:44,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:44,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:44,618 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:44,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-25 05:25:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:48,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:48,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:25:48,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:48,981 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-25 05:25:49,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-25 05:25:50,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 69 states and 85 transitions. [2024-11-25 05:25:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 85 transitions. [2024-11-25 05:25:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 05:25:50,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:50,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:50,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:50,253 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:50,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-25 05:25:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:54,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:25:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:25:54,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:25:54,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:25:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2024-11-25 05:25:54,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-25 05:25:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:25:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 70 states and 86 transitions. [2024-11-25 05:25:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 86 transitions. [2024-11-25 05:25:56,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 05:25:56,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:25:56,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:25:56,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:25:56,159 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:25:56,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-25 05:26:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:00,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:00,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:26:00,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-25 05:26:00,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-25 05:26:01,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 87 transitions. [2024-11-25 05:26:01,765 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 87 transitions. [2024-11-25 05:26:01,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 05:26:01,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:01,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:01,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:01,767 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:01,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-25 05:26:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:05,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:06,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:26:06,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-25 05:26:06,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-25 05:26:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 72 states and 88 transitions. [2024-11-25 05:26:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 88 transitions. [2024-11-25 05:26:07,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 05:26:07,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:07,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:07,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:07,713 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:07,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-25 05:26:12,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:12,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:12,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:12,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:26:12,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-11-25 05:26:12,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-25 05:26:14,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 73 states and 89 transitions. [2024-11-25 05:26:14,114 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 89 transitions. [2024-11-25 05:26:14,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 05:26:14,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:14,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:14,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:14,116 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:14,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-25 05:26:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:18,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:19,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:26:19,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:19,688 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2024-11-25 05:26:19,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-25 05:26:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 74 states and 90 transitions. [2024-11-25 05:26:20,853 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 90 transitions. [2024-11-25 05:26:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-25 05:26:20,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:20,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:20,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:20,858 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:20,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-25 05:26:25,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:25,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:25,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 05:26:25,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:26,211 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-25 05:26:26,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-25 05:26:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:27,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 75 states and 91 transitions. [2024-11-25 05:26:27,319 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2024-11-25 05:26:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 05:26:27,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:27,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:27,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:27,323 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:27,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-25 05:26:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:31,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:32,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 05:26:32,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 62 proven. 15 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-25 05:26:32,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-25 05:26:33,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 76 states and 92 transitions. [2024-11-25 05:26:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 92 transitions. [2024-11-25 05:26:33,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-25 05:26:33,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:33,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:33,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:33,842 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:33,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-25 05:26:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:38,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:38,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:26:38,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-25 05:26:39,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-25 05:26:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 77 states and 93 transitions. [2024-11-25 05:26:41,291 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 93 transitions. [2024-11-25 05:26:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-25 05:26:41,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:41,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:41,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:41,298 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:41,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-25 05:26:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:46,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:46,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:26:46,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-25 05:26:46,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-25 05:26:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-11-25 05:26:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-11-25 05:26:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 05:26:48,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:48,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:48,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:48,787 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:48,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-25 05:26:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:53,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:26:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:26:54,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:26:54,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:26:54,509 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-25 05:26:54,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-25 05:26:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:26:55,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 79 states and 94 transitions. [2024-11-25 05:26:55,933 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 94 transitions. [2024-11-25 05:26:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 05:26:55,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:26:55,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:55,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:26:55,936 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:26:55,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-25 05:27:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:00,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:01,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:27:01,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-25 05:27:01,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2024-11-25 05:27:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2024-11-25 05:27:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-11-25 05:27:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 05:27:03,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:03,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:03,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:03,197 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:03,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-25 05:27:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:08,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:08,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:27:08,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-25 05:27:09,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-25 05:27:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2024-11-25 05:27:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-11-25 05:27:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 05:27:10,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:10,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:10,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:10,556 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:10,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-25 05:27:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:16,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:16,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:27:16,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-25 05:27:17,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-25 05:27:18,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:18,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2024-11-25 05:27:18,793 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2024-11-25 05:27:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 05:27:18,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:18,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:18,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:18,795 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:18,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-25 05:27:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:24,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:25,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 974 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 05:27:25,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 62 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-25 05:27:25,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-25 05:27:27,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2024-11-25 05:27:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-11-25 05:27:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-25 05:27:27,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:27,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:27,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:27,315 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:27,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-25 05:27:32,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:32,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:33,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:33,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 05:27:33,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:33,679 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 62 proven. 28 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-25 05:27:33,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-25 05:27:35,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:27:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 84 states and 96 transitions. [2024-11-25 05:27:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-11-25 05:27:35,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 05:27:35,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:27:35,199 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:27:35,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:27:35,204 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:27:35,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-25 05:27:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:41,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:27:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:27:41,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 984 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-25 05:27:41,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:27:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-11-25 05:27:47,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-25 05:29:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:29:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 177 transitions. [2024-11-25 05:29:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 177 transitions. [2024-11-25 05:29:28,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-25 05:29:28,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:29:28,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:29:28,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:29:28,463 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:29:28,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-25 05:29:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:29:35,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:29:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:29:36,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-11-25 05:29:36,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:30:37,650 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-25 05:30:37,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-25 05:30:37,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_548e72f4-7848-4c52-9496-b359f22231d9/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-25 05:30:37,709 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) 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) [2024-11-25 05:30:37,716 INFO L158 Benchmark]: Toolchain (without parser) took 396067.07ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 91.4MB in the beginning and 600.5MB in the end (delta: -509.1MB). Peak memory consumption was 957.8MB. Max. memory is 16.1GB. [2024-11-25 05:30:37,716 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:30:37,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 58.2MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:30:37,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.46ms. Allocated memory is still 117.4MB. Free memory was 58.2MB in the beginning and 51.2MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:30:37,717 INFO L158 Benchmark]: Boogie Preprocessor took 90.54ms. Allocated memory is still 117.4MB. Free memory was 51.2MB in the beginning and 46.0MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:30:37,718 INFO L158 Benchmark]: RCFGBuilder took 1897.41ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 78.2MB in the end (delta: -32.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-11-25 05:30:37,718 INFO L158 Benchmark]: CodeCheck took 393192.65ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 78.2MB in the beginning and 600.5MB in the end (delta: -522.3MB). Peak memory consumption was 942.7MB. Max. memory is 16.1GB. [2024-11-25 05:30:37,721 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 58.2MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.46ms. Allocated memory is still 117.4MB. Free memory was 58.2MB in the beginning and 51.2MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.54ms. Allocated memory is still 117.4MB. Free memory was 51.2MB in the beginning and 46.0MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1897.41ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 78.2MB in the end (delta: -32.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * CodeCheck took 393192.65ms. Allocated memory was 117.4MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 78.2MB in the beginning and 600.5MB in the end (delta: -522.3MB). Peak memory consumption was 942.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants