./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:55:22,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:55:22,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:55:22,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:55:22,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:55:22,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:55:22,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:55:22,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:55:22,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:55:22,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:55:22,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:55:22,858 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:55:22,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:55:22,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:22,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:55:22,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:55:22,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:55:22,859 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:55:22,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:55:22,859 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_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb [2024-12-06 04:55:23,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:55:23,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:55:23,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:55:23,096 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:55:23,097 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:55:23,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-nla/ps4-both-nt.c [2024-12-06 04:55:25,755 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/26cd5ddef/1794a69a04314c568da36b3279df8522/FLAG74edf7cbd [2024-12-06 04:55:25,941 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:55:25,942 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/sv-benchmarks/c/termination-nla/ps4-both-nt.c [2024-12-06 04:55:25,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/26cd5ddef/1794a69a04314c568da36b3279df8522/FLAG74edf7cbd [2024-12-06 04:55:26,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/26cd5ddef/1794a69a04314c568da36b3279df8522 [2024-12-06 04:55:26,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:55:26,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:55:26,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:26,329 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:55:26,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:55:26,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732cc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26, skipping insertion in model container [2024-12-06 04:55:26,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,342 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:55:26,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:26,446 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:55:26,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:26,466 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:55:26,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26 WrapperNode [2024-12-06 04:55:26,466 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:26,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:26,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:55:26,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:55:26,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,487 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-12-06 04:55:26,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:26,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:55:26,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:55:26,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:55:26,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,496 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,501 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:55:26,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:55:26,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:55:26,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:55:26,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:26,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:55:26,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:55:26,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:55:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:55:26,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:55:26,595 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:55:26,597 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:55:26,792 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-12-06 04:55:26,792 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:55:26,810 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:55:26,811 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:55:26,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:26 BoogieIcfgContainer [2024-12-06 04:55:26,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:55:26,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:55:26,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:55:26,818 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:55:26,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:26" (1/1) ... [2024-12-06 04:55:26,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:55:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:26,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2024-12-06 04:55:26,862 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2024-12-06 04:55:26,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:55:26,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:26,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:26,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:26,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2024-12-06 04:55:26,989 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2024-12-06 04:55:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:55:26,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:26,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2024-12-06 04:55:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2024-12-06 04:55:27,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:55:27,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 70 states and 72 transitions. [2024-12-06 04:55:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 72 transitions. [2024-12-06 04:55:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:55:27,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:27,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:27,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2024-12-06 04:55:27,268 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2024-12-06 04:55:27,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:55:27,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:27,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:27,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2024-12-06 04:55:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2024-12-06 04:55:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:55:27,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:27,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2024-12-06 04:55:27,349 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2024-12-06 04:55:27,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:55:27,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2024-12-06 04:55:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2024-12-06 04:55:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:55:27,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:27,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:27,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2024-12-06 04:55:27,415 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2024-12-06 04:55:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:55:27,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2024-12-06 04:55:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2024-12-06 04:55:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:55:27,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:27,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 93 states and 101 transitions. [2024-12-06 04:55:27,857 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 101 transitions. [2024-12-06 04:55:27,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:55:27,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:27,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 94 states and 103 transitions. [2024-12-06 04:55:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions. [2024-12-06 04:55:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:55:27,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:27,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:27,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 96 states and 106 transitions. [2024-12-06 04:55:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 106 transitions. [2024-12-06 04:55:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:55:28,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 95 states and 105 transitions. [2024-12-06 04:55:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 105 transitions. [2024-12-06 04:55:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:55:28,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 98 states and 108 transitions. [2024-12-06 04:55:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2024-12-06 04:55:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:55:28,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 99 states and 109 transitions. [2024-12-06 04:55:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 109 transitions. [2024-12-06 04:55:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:55:28,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 100 states and 110 transitions. [2024-12-06 04:55:28,231 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2024-12-06 04:55:28,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:55:28,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 109 states and 119 transitions. [2024-12-06 04:55:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 119 transitions. [2024-12-06 04:55:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:55:28,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 117 states and 128 transitions. [2024-12-06 04:55:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 128 transitions. [2024-12-06 04:55:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:55:28,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 116 states and 127 transitions. [2024-12-06 04:55:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 127 transitions. [2024-12-06 04:55:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:55:28,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 118 states and 129 transitions. [2024-12-06 04:55:28,767 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 129 transitions. [2024-12-06 04:55:28,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:55:28,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:28,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:28,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:28,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 122 states and 134 transitions. [2024-12-06 04:55:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 134 transitions. [2024-12-06 04:55:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:55:28,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:28,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:28,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:28,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 126 states and 139 transitions. [2024-12-06 04:55:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2024-12-06 04:55:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:55:29,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:29,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 150 states and 167 transitions. [2024-12-06 04:55:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 167 transitions. [2024-12-06 04:55:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 04:55:29,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:29,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 175 states and 196 transitions. [2024-12-06 04:55:29,798 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 196 transitions. [2024-12-06 04:55:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 04:55:29,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:29,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:29,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 179 states and 204 transitions. [2024-12-06 04:55:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 204 transitions. [2024-12-06 04:55:30,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:55:30,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 184 states and 213 transitions. [2024-12-06 04:55:30,295 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 213 transitions. [2024-12-06 04:55:30,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 04:55:30,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 183 states and 212 transitions. [2024-12-06 04:55:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 212 transitions. [2024-12-06 04:55:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 04:55:30,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:30,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 186 states and 215 transitions. [2024-12-06 04:55:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 215 transitions. [2024-12-06 04:55:30,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:55:30,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:30,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:30,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:30,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 187 states and 216 transitions. [2024-12-06 04:55:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 216 transitions. [2024-12-06 04:55:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 04:55:30,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:55:30,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:30,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:30,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 188 states and 218 transitions. [2024-12-06 04:55:30,699 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 218 transitions. [2024-12-06 04:55:30,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 04:55:30,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:30,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 198 states and 232 transitions. [2024-12-06 04:55:31,249 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 232 transitions. [2024-12-06 04:55:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:55:31,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:31,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 208 states and 245 transitions. [2024-12-06 04:55:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 245 transitions. [2024-12-06 04:55:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 04:55:31,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:31,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:55:31,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:32,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:32,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 211 states and 248 transitions. [2024-12-06 04:55:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 248 transitions. [2024-12-06 04:55:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:55:32,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:32,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:32,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:32,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 213 states and 252 transitions. [2024-12-06 04:55:33,252 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 252 transitions. [2024-12-06 04:55:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:55:33,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:33,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 217 states and 258 transitions. [2024-12-06 04:55:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 258 transitions. [2024-12-06 04:55:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:55:33,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:33,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:33,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 222 states and 265 transitions. [2024-12-06 04:55:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 265 transitions. [2024-12-06 04:55:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 04:55:33,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:33,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:34,031 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 228 states and 273 transitions. [2024-12-06 04:55:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 273 transitions. [2024-12-06 04:55:34,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:55:34,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:34,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:34,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:34,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:34,592 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:35,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 236 states and 284 transitions. [2024-12-06 04:55:35,051 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 284 transitions. [2024-12-06 04:55:35,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:55:35,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:35,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:35,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:55:35,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:35,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 242 states and 290 transitions. [2024-12-06 04:55:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 290 transitions. [2024-12-06 04:55:35,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 04:55:35,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:35,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:35,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:55:35,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:55:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:36,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 244 states and 296 transitions. [2024-12-06 04:55:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 296 transitions. [2024-12-06 04:55:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:55:36,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:36,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:36,345 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:36,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:36,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 246 states and 299 transitions. [2024-12-06 04:55:36,761 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 299 transitions. [2024-12-06 04:55:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:55:36,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:36,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:36,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:37,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:37,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 250 states and 304 transitions. [2024-12-06 04:55:37,178 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2024-12-06 04:55:37,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:55:37,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:37,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:37,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:37,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:37,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:37,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 252 states and 306 transitions. [2024-12-06 04:55:37,258 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 306 transitions. [2024-12-06 04:55:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:55:37,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:37,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:37,429 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:37,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 253 states and 308 transitions. [2024-12-06 04:55:37,674 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 308 transitions. [2024-12-06 04:55:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 04:55:37,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:37,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:38,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 255 states and 311 transitions. [2024-12-06 04:55:38,191 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 311 transitions. [2024-12-06 04:55:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:55:38,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:39,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:39,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 259 states and 321 transitions. [2024-12-06 04:55:39,893 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 321 transitions. [2024-12-06 04:55:39,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:55:39,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:39,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:41,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 268 states and 333 transitions. [2024-12-06 04:55:41,691 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 333 transitions. [2024-12-06 04:55:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 04:55:41,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:41,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:41,710 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 269 states and 334 transitions. [2024-12-06 04:55:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 334 transitions. [2024-12-06 04:55:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:55:42,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:42,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:42,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:42,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:55:42,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:43,524 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:44,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 281 states and 347 transitions. [2024-12-06 04:55:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 347 transitions. [2024-12-06 04:55:44,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:55:44,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:44,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:44,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:55:44,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:45,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:45,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 282 states and 347 transitions. [2024-12-06 04:55:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 347 transitions. [2024-12-06 04:55:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 04:55:45,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:45,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:45,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:45,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:46,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 297 states and 366 transitions. [2024-12-06 04:55:46,824 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 366 transitions. [2024-12-06 04:55:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:55:46,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:46,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:46,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:47,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 328 states and 397 transitions. [2024-12-06 04:55:47,560 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 397 transitions. [2024-12-06 04:55:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:55:47,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:47,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 361 states and 438 transitions. [2024-12-06 04:55:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 438 transitions. [2024-12-06 04:55:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 04:55:48,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 04:55:49,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 365 states and 446 transitions. [2024-12-06 04:55:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 446 transitions. [2024-12-06 04:55:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:55:49,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 04:55:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 370 states and 455 transitions. [2024-12-06 04:55:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 455 transitions. [2024-12-06 04:55:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-06 04:55:49,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:49,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:49,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:55:49,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 378 states and 468 transitions. [2024-12-06 04:55:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 468 transitions. [2024-12-06 04:55:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:55:51,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:51,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:51,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:51,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:51,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:51,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 379 states and 469 transitions. [2024-12-06 04:55:51,239 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 469 transitions. [2024-12-06 04:55:51,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 04:55:51,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:51,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:51,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:51,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:55:51,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:51,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 381 states and 473 transitions. [2024-12-06 04:55:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 473 transitions. [2024-12-06 04:55:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-06 04:55:51,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:51,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:51,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:55:51,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:52,140 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:54,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 388 states and 482 transitions. [2024-12-06 04:55:54,317 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 482 transitions. [2024-12-06 04:55:54,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 04:55:54,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:54,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:54,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:55:54,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 391 states and 492 transitions. [2024-12-06 04:55:56,141 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 492 transitions. [2024-12-06 04:55:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 04:55:56,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:56,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:55:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:56,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:55:56,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:02,067 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:46,621 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-06 04:56:46,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-12-06 04:56:46,622 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 27 more [2024-12-06 04:56:46,626 INFO L158 Benchmark]: Toolchain (without parser) took 80298.04ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 117.2MB in the beginning and 174.3MB in the end (delta: -57.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-12-06 04:56:46,626 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:56:46,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 138.16ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 107.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:56:46,627 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.18ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:56:46,627 INFO L158 Benchmark]: Boogie Preprocessor took 14.72ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 105.0MB in the end (delta: 823.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:56:46,627 INFO L158 Benchmark]: RCFGBuilder took 307.99ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 89.7MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:56:46,627 INFO L158 Benchmark]: CodeCheck took 79813.43ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 89.7MB in the beginning and 174.3MB in the end (delta: -84.5MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2024-12-06 04:56:46,629 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 138.16ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 107.1MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.18ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 105.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.72ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 105.0MB in the end (delta: 823.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 307.99ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 89.7MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 79813.43ms. Allocated memory was 142.6MB in the beginning and 268.4MB in the end (delta: 125.8MB). Free memory was 89.7MB in the beginning and 174.3MB in the end (delta: -84.5MB). Peak memory consumption was 45.1MB. 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 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_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:56:48,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:56:48,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:56:48,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:56:48,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:56:48,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:56:48,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:56:48,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:56:48,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:56:48,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:56:48,369 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:56:48,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:56:48,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:56:48,370 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:56:48,371 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:48,371 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:56:48,371 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_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d6964a27a2633defbf4fad0bc200de1e673192bcaa510a6d3539fb9cbd17cb [2024-12-06 04:56:48,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:56:48,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:56:48,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:56:48,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:56:48,611 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:56:48,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-nla/ps4-both-nt.c [2024-12-06 04:56:51,285 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/4088edb36/368654219f724b4d8d7f8a8f00cec603/FLAG5022afe23 [2024-12-06 04:56:51,491 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:56:51,492 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/sv-benchmarks/c/termination-nla/ps4-both-nt.c [2024-12-06 04:56:51,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/4088edb36/368654219f724b4d8d7f8a8f00cec603/FLAG5022afe23 [2024-12-06 04:56:51,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/data/4088edb36/368654219f724b4d8d7f8a8f00cec603 [2024-12-06 04:56:51,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:56:51,514 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:56:51,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:56:51,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:56:51,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:56:51,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60bece17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51, skipping insertion in model container [2024-12-06 04:56:51,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:56:51,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:56:51,644 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:56:51,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:56:51,666 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:56:51,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51 WrapperNode [2024-12-06 04:56:51,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:56:51,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:56:51,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:56:51,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:56:51,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,690 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-06 04:56:51,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:56:51,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:56:51,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:56:51,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:56:51,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,703 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:56:51,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:56:51,711 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:56:51,711 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:56:51,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:56:51" (1/1) ... [2024-12-06 04:56:51,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:56:51,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:56:51,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:56:51,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:56:51,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:56:51,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:56:51,816 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:56:51,817 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:56:57,555 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-12-06 04:56:57,556 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:56:57,576 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:56:57,576 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:56:57,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:56:57 BoogieIcfgContainer [2024-12-06 04:56:57,577 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:56:57,578 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:56:57,578 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:56:57,585 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:56:57,585 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:56:57" (1/1) ... [2024-12-06 04:56:57,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:56:57,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 68 states and 69 transitions. [2024-12-06 04:56:57,630 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 69 transitions. [2024-12-06 04:56:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 04:56:57,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:57,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:57,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:57,634 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:57,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:56:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:56:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:56:57,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:57,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:56:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2024-12-06 04:56:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2024-12-06 04:56:57,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:56:57,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:57,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:57,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:57,780 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:57,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:56:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:56:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:56:57,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:57,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:56:57,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 70 states and 71 transitions. [2024-12-06 04:56:57,840 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2024-12-06 04:56:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:56:57,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:57,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:57,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:57,842 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:57,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:56:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:56:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:57,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:56:57,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:57,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:57,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:56:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:58,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 73 states and 76 transitions. [2024-12-06 04:56:58,447 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2024-12-06 04:56:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:56:58,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:58,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:58,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:58,449 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:58,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:56:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:58,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:56:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:58,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:56:58,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:58,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:56:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 74 states and 77 transitions. [2024-12-06 04:56:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 77 transitions. [2024-12-06 04:56:59,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:56:59,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:59,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:56:59,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:56:59,126 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:56:59,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:56:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:59,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:56:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:59,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:56:59,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:56:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:56:59,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:57:00,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:00,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 75 states and 78 transitions. [2024-12-06 04:57:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2024-12-06 04:57:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:57:00,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:00,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:00,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:00,177 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:00,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:57:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:00,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:00,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:00,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:00,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:57:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:00,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 76 states and 79 transitions. [2024-12-06 04:57:00,559 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 79 transitions. [2024-12-06 04:57:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:57:00,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:00,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:00,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:00,561 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:00,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:57:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:00,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:00,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:00,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:00,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:57:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:01,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 77 states and 80 transitions. [2024-12-06 04:57:01,028 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2024-12-06 04:57:01,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:57:01,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:01,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:01,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:01,030 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:01,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:57:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:01,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:01,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:01,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:01,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:57:01,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 78 states and 81 transitions. [2024-12-06 04:57:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 81 transitions. [2024-12-06 04:57:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:57:01,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:01,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:01,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:01,510 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:01,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:57:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:01,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:01,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:57:01,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:01,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:57:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 85 states and 88 transitions. [2024-12-06 04:57:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 88 transitions. [2024-12-06 04:57:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:57:02,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:02,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:02,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:02,253 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:02,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:57:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:02,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:02,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:57:02,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:02,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:02,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:57:02,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 86 states and 89 transitions. [2024-12-06 04:57:02,727 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 89 transitions. [2024-12-06 04:57:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:57:02,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:02,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:02,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:02,728 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:02,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:57:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:02,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:02,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:02,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:03,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:03,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:57:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 87 states and 91 transitions. [2024-12-06 04:57:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 91 transitions. [2024-12-06 04:57:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:57:03,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:03,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:03,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:03,077 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:03,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:57:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:03,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:03,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:03,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:03,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:57:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 88 states and 92 transitions. [2024-12-06 04:57:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2024-12-06 04:57:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:57:03,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:03,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:03,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:03,410 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:03,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:57:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:03,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:03,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:03,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:03,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:57:03,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:03,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2024-12-06 04:57:03,866 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2024-12-06 04:57:03,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:57:03,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:03,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:03,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:03,868 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:03,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:57:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:04,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:04,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:04,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:04,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:57:04,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:04,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2024-12-06 04:57:04,425 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2024-12-06 04:57:04,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:57:04,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:04,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:04,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:04,427 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:04,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:57:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:04,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:04,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:04,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:04,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:57:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2024-12-06 04:57:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2024-12-06 04:57:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:57:05,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:05,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:05,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:05,048 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:05,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:57:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:05,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:05,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:05,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:05,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:57:05,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:05,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 92 states and 96 transitions. [2024-12-06 04:57:05,729 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2024-12-06 04:57:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 04:57:05,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:05,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:05,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:05,731 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:05,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:57:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:06,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:06,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:06,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:06,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:57:06,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 93 states and 97 transitions. [2024-12-06 04:57:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 97 transitions. [2024-12-06 04:57:06,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:57:06,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:06,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:06,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:06,352 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:06,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:57:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:06,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:06,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:57:06,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:06,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:57:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 101 states and 105 transitions. [2024-12-06 04:57:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 105 transitions. [2024-12-06 04:57:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:57:07,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:07,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:07,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:07,273 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:07,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:57:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:07,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:07,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:07,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:57:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:57:33,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:57:47,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:57:47,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:57:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 102 states and 106 transitions. [2024-12-06 04:57:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2024-12-06 04:57:47,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:57:47,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:57:47,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:57:47,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:57:47,493 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:57:47,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:57:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:47,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:57:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:57:47,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:57:47,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:58:08,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:58:28,348 WARN L286 SmtUtils]: Spent 6.87s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:58:52,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.99s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:58:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:58:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2024-12-06 04:58:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2024-12-06 04:58:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:58:53,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:58:53,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:58:53,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:58:53,639 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:58:53,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:58:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:53,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:58:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:58:54,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:58:54,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:58:54,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:58:54,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:59:26,024 WARN L286 SmtUtils]: Spent 11.37s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 04:59:53,631 WARN L286 SmtUtils]: Spent 7.91s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:00:03,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:00:07,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:00:39,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 107 states and 112 transitions. [2024-12-06 05:00:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 112 transitions. [2024-12-06 05:00:39,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:00:39,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:39,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:00:39,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:00:39,864 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:00:39,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:00:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:40,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:00:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:40,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:00:40,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:00:40,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-12-06 05:00:40,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 111 states and 116 transitions. [2024-12-06 05:00:40,806 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 116 transitions. [2024-12-06 05:00:40,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:00:40,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:40,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:00:40,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:00:40,808 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:00:40,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:00:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:40,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:00:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:40,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:00:40,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:00:40,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:00:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:00:40,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 110 states and 115 transitions. [2024-12-06 05:00:40,927 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 115 transitions. [2024-12-06 05:00:40,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 05:00:40,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:00:40,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:00:40,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:00:40,930 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:00:40,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:00:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:41,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:00:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:00:41,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:00:41,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:00:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:00:47,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:01:06,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 135 states and 143 transitions. [2024-12-06 05:01:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 143 transitions. [2024-12-06 05:01:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 05:01:06,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:06,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:06,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:06,987 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:06,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:01:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:07,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:07,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:01:07,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:07,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:01:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:07,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 134 states and 142 transitions. [2024-12-06 05:01:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 142 transitions. [2024-12-06 05:01:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:01:07,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:07,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:07,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:07,121 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:07,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:01:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:07,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:07,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:01:07,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:07,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:01:26,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 139 states and 150 transitions. [2024-12-06 05:01:26,419 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 150 transitions. [2024-12-06 05:01:26,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 05:01:26,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:26,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:26,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:26,421 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:26,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:01:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:26,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:26,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:01:26,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:29,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:01:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 140 states and 151 transitions. [2024-12-06 05:01:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 151 transitions. [2024-12-06 05:01:31,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 05:01:31,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:31,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:31,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:31,790 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:31,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:01:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:32,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:32,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:01:32,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:32,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:32,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:01:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:32,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 141 states and 152 transitions. [2024-12-06 05:01:32,619 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 152 transitions. [2024-12-06 05:01:32,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:01:32,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:32,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:32,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:32,621 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:32,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:01:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:33,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:33,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:01:33,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:33,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:01:34,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:34,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 142 states and 153 transitions. [2024-12-06 05:01:34,078 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2024-12-06 05:01:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:01:34,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:34,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:34,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:34,081 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:34,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:01:34,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:34,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:34,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:01:34,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:34,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:01:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:35,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 143 states and 154 transitions. [2024-12-06 05:01:35,134 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 154 transitions. [2024-12-06 05:01:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 05:01:35,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:35,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:35,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:35,136 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:35,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:01:35,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:35,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:35,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:01:35,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:35,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:01:49,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:49,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 153 states and 166 transitions. [2024-12-06 05:01:49,302 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2024-12-06 05:01:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:01:49,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:49,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:49,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:49,305 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:49,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:01:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:49,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:49,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:01:49,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:50,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:01:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:01:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 154 states and 168 transitions. [2024-12-06 05:01:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 168 transitions. [2024-12-06 05:01:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:01:50,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:01:50,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:01:50,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:01:50,252 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:01:50,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:01:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:50,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:01:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:01:50,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:01:50,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:01:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:01:54,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:02:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 157 states and 172 transitions. [2024-12-06 05:02:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 172 transitions. [2024-12-06 05:02:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:02:35,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:35,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:35,447 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:35,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 05:02:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:35,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:36,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:02:36,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:36,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 05:02:36,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 158 states and 174 transitions. [2024-12-06 05:02:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 174 transitions. [2024-12-06 05:02:36,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:02:36,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:36,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:36,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:02:36,755 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:02:36,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 05:02:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:36,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:02:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:02:36,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:02:36,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:02:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:02:53,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 05:03:46,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:03:48,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:25,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 161 states and 179 transitions. [2024-12-06 05:04:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2024-12-06 05:04:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:04:26,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:26,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:04:26,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:04:26,184 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:04:26,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 05:04:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:26,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:04:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:26,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:04:26,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:04:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:04:34,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-12-06 05:05:02,277 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:05:37,024 WARN L286 SmtUtils]: Spent 7.53s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:05:53,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.79s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:05:57,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:05:59,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:06:02,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 05:06:02,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 165 states and 185 transitions. [2024-12-06 05:06:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 185 transitions. [2024-12-06 05:06:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 05:06:02,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:02,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:06:02,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:06:02,888 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:06:02,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 05:06:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:02,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:06:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:03,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:06:03,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:07:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:07:46,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_918d3985-7ccf-494a-8a5d-2fad62948c08/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-12-06 05:10:08,789 WARN L286 SmtUtils]: Spent 25.88s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 05:10:18,800 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 31) |c_ULTIMATE.start_main_~y~0#1|))) (let ((.cse1 (bvmul .cse0 .cse0))) (and (not (bvsle (_ bv9223372034707292160 63) (bvmul ((_ sign_extend 31) (bvmul |c_ULTIMATE.start_main_~y~0#1| |c_ULTIMATE.start_main_~y~0#1|)) .cse0))) (bvsle (_ bv9223372034707292160 63) .cse1) (bvsle .cse1 (_ bv2147483647 63)) (= |c_ULTIMATE.start_main_~x~0#1| (_ bv1 32))))) is different from false