./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array26_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/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_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array26_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:35:52,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:35:52,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:35:52,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:35:52,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:35:52,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:35:52,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:35:52,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:35:52,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:35:52,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:35:52,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:35:52,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:35:52,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:35:52,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:35:52,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:52,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:35:52,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:35:52,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:35:52,127 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:35:52,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:35:52,127 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_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 [2024-12-06 03:35:52,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:35:52,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:35:52,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:35:52,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:35:52,369 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:35:52,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-patterns/array26_pattern.c [2024-12-06 03:35:55,030 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/ca0ead3b5/22e48986e7304d548037931d9e8d2a8e/FLAG9b639dad1 [2024-12-06 03:35:55,209 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:35:55,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c [2024-12-06 03:35:55,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/ca0ead3b5/22e48986e7304d548037931d9e8d2a8e/FLAG9b639dad1 [2024-12-06 03:35:55,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/ca0ead3b5/22e48986e7304d548037931d9e8d2a8e [2024-12-06 03:35:55,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:35:55,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:35:55,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:55,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:35:55,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:35:55,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bde9f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55, skipping insertion in model container [2024-12-06 03:35:55,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,258 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:35:55,394 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-12-06 03:35:55,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:55,421 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:35:55,430 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-12-06 03:35:55,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:35:55,453 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:35:55,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55 WrapperNode [2024-12-06 03:35:55,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:35:55,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:55,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:35:55,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:35:55,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,487 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2024-12-06 03:35:55,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:35:55,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:35:55,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:35:55,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:35:55,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,503 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:35:55,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:35:55,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:35:55,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:35:55,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:35:55,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:35:55,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:35:55,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:35:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:35:55,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:35:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:35:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:35:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:35:55,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:35:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:35:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:35:55,637 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:35:55,639 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:35:55,796 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 03:35:55,796 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:35:55,882 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:35:55,882 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:35:55,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:55 BoogieIcfgContainer [2024-12-06 03:35:55,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:35:55,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:35:55,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:35:55,895 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:35:55,895 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:35:55" (1/1) ... [2024-12-06 03:35:55,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:35:55,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-12-06 03:35:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-12-06 03:35:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:35:55,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:55,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,195 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 03:35:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-12-06 03:35:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-12-06 03:35:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:35:56,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:56,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:35:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:56,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 03:35:56,382 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 03:35:56,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:35:56,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:35:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-12-06 03:35:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-12-06 03:35:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:35:56,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:56,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:35:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:56,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-12-06 03:35:56,691 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-12-06 03:35:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:35:56,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:56,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:35:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2024-12-06 03:35:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2024-12-06 03:35:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:35:56,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 03:35:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2024-12-06 03:35:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2024-12-06 03:35:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:35:57,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:57,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:57,470 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 03:35:57,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-12-06 03:35:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-12-06 03:35:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:35:57,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:57,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 03:35:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:57,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2024-12-06 03:35:57,857 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2024-12-06 03:35:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:35:57,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:57,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:57,965 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:35:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:35:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-12-06 03:35:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-12-06 03:35:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:35:58,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:35:58,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:35:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:35:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:35:58,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-06 03:35:58,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:35:58,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:35:58,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:35:58,762 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:35:58,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-12-06 03:35:58,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:35:58,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 40 [2024-12-06 03:35:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2024-12-06 03:36:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2024-12-06 03:36:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:36:02,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:02,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:03,107 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 03:36:04,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:04,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2024-12-06 03:36:04,507 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2024-12-06 03:36:04,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:36:04,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:04,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:04,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:04,583 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-06 03:36:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2024-12-06 03:36:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2024-12-06 03:36:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:36:04,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:04,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:05,191 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 1 proven. 24 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 03:36:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 96 transitions. [2024-12-06 03:36:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 96 transitions. [2024-12-06 03:36:06,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:36:06,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:06,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:36:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:07,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2024-12-06 03:36:07,045 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2024-12-06 03:36:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:36:07,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:07,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:07,494 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 23 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 03:36:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2024-12-06 03:36:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2024-12-06 03:36:07,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:36:07,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:07,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:08,160 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-06 03:36:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2024-12-06 03:36:08,550 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2024-12-06 03:36:08,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:36:08,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:08,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:08,689 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 03:36:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2024-12-06 03:36:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2024-12-06 03:36:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:36:09,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:09,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-12-06 03:36:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:11,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 66 states and 107 transitions. [2024-12-06 03:36:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 107 transitions. [2024-12-06 03:36:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:36:11,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:11,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:11,552 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-06 03:36:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2024-12-06 03:36:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2024-12-06 03:36:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:36:13,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:13,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:13,145 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 03:36:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 76 states and 126 transitions. [2024-12-06 03:36:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 126 transitions. [2024-12-06 03:36:14,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:36:14,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:14,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 48 proven. 38 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 03:36:15,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 79 states and 129 transitions. [2024-12-06 03:36:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2024-12-06 03:36:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:36:15,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:15,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:36:15,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:15,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 80 states and 130 transitions. [2024-12-06 03:36:15,376 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 130 transitions. [2024-12-06 03:36:15,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:36:15,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:15,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-12-06 03:36:15,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:15,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 131 transitions. [2024-12-06 03:36:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 131 transitions. [2024-12-06 03:36:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:36:15,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:15,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:15,824 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-12-06 03:36:16,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2024-12-06 03:36:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2024-12-06 03:36:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:36:16,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:16,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:16,219 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 19 proven. 63 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 03:36:16,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 69 states and 109 transitions. [2024-12-06 03:36:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 109 transitions. [2024-12-06 03:36:16,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:36:16,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:16,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:16,616 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 48 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-06 03:36:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2024-12-06 03:36:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2024-12-06 03:36:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:36:16,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 15 proven. 48 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-12-06 03:36:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:17,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2024-12-06 03:36:17,450 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-12-06 03:36:17,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:36:17,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:17,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:36:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:18,052 WARN L254 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 112 conjuncts are in the unsatisfiable core [2024-12-06 03:36:18,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:36:18,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:36:18,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:36:18,159 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:18,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:36:18,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:18,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-12-06 03:36:18,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:18,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-12-06 03:36:18,918 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:18,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-12-06 03:36:19,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:19,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 72 [2024-12-06 03:36:19,642 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:19,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 65 treesize of output 82 [2024-12-06 03:36:19,849 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:19,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-12-06 03:36:22,690 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:35,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:35,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2024-12-06 03:36:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2024-12-06 03:36:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:36:35,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:35,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:36:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:36,059 WARN L254 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-12-06 03:36:36,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:36:36,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:36:36,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:36:36,166 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:36:36,229 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-12-06 03:36:36,278 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-12-06 03:36:36,317 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-12-06 03:36:36,452 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 72 [2024-12-06 03:36:36,503 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 65 treesize of output 82 [2024-12-06 03:36:36,552 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:36:36,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-12-06 03:36:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:36:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 92 states and 134 transitions. [2024-12-06 03:36:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 134 transitions. [2024-12-06 03:36:38,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:36:38,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:38,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:38,669 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-12-06 03:36:41,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:41,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 97 states and 142 transitions. [2024-12-06 03:36:41,502 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2024-12-06 03:36:41,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:36:41,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:41,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:41,706 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 15 proven. 66 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-12-06 03:36:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 103 states and 150 transitions. [2024-12-06 03:36:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2024-12-06 03:36:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 03:36:45,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:45,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 88 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-12-06 03:36:49,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:49,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 109 states and 158 transitions. [2024-12-06 03:36:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 158 transitions. [2024-12-06 03:36:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 03:36:49,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:49,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 03:36:53,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:53,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 116 states and 166 transitions. [2024-12-06 03:36:53,678 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2024-12-06 03:36:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 03:36:53,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:53,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-06 03:36:57,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:36:57,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2024-12-06 03:36:57,307 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2024-12-06 03:36:57,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:36:57,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:36:57,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:36:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:36:57,577 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-06 03:37:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 180 transitions. [2024-12-06 03:37:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 180 transitions. [2024-12-06 03:37:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:37:00,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:00,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-06 03:37:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 129 states and 180 transitions. [2024-12-06 03:37:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 180 transitions. [2024-12-06 03:37:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:37:01,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:01,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:01,948 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 133 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-12-06 03:37:04,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2024-12-06 03:37:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2024-12-06 03:37:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:37:04,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:04,356 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 03:37:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 139 states and 194 transitions. [2024-12-06 03:37:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 194 transitions. [2024-12-06 03:37:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:37:04,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:04,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 03:37:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2024-12-06 03:37:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2024-12-06 03:37:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 03:37:05,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:05,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 107 proven. 108 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-06 03:37:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:37:06,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 112 states and 154 transitions. [2024-12-06 03:37:06,394 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2024-12-06 03:37:06,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:37:06,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:37:06,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:37:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:37:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:37:10,688 WARN L254 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 189 conjuncts are in the unsatisfiable core [2024-12-06 03:37:10,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:37:10,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:37:10,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:37:10,832 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:10,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:37:11,122 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:11,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-12-06 03:37:12,020 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:12,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-12-06 03:37:12,318 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:12,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-12-06 03:37:12,688 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:12,689 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 70 [2024-12-06 03:37:13,021 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:13,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 82 [2024-12-06 03:37:14,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:14,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-12-06 03:37:14,508 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:14,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 79 treesize of output 102 [2024-12-06 03:37:14,937 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:14,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 86 treesize of output 114 [2024-12-06 03:37:15,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:15,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 95 treesize of output 124 [2024-12-06 03:37:16,494 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:16,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 102 treesize of output 134 [2024-12-06 03:37:16,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:16,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 109 treesize of output 144 [2024-12-06 03:37:17,429 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:17,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 116 treesize of output 154 [2024-12-06 03:37:17,923 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:37:17,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 123 treesize of output 166 [2024-12-06 03:37:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:38:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 153 states and 208 transitions. [2024-12-06 03:38:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 208 transitions. [2024-12-06 03:38:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 03:38:11,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:38:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:16,378 WARN L254 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 188 conjuncts are in the unsatisfiable core [2024-12-06 03:38:16,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:38:17,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:38:17,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:38:17,819 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:17,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:38:18,216 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-12-06 03:38:18,696 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 42 treesize of output 50 [2024-12-06 03:38:18,731 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 49 treesize of output 60 [2024-12-06 03:38:18,772 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 56 treesize of output 70 [2024-12-06 03:38:18,833 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 63 treesize of output 82 [2024-12-06 03:38:18,966 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:18,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 72 treesize of output 92 [2024-12-06 03:38:19,024 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 79 treesize of output 102 [2024-12-06 03:38:19,116 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 86 treesize of output 114 [2024-12-06 03:38:19,197 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 95 treesize of output 124 [2024-12-06 03:38:19,424 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 102 treesize of output 134 [2024-12-06 03:38:19,507 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 109 treesize of output 144 [2024-12-06 03:38:19,622 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 116 treesize of output 154 [2024-12-06 03:38:19,710 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:38:19,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 15 select indices, 15 select index equivalence classes, 120 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 123 treesize of output 166 [2024-12-06 03:38:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:38:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 161 states and 215 transitions. [2024-12-06 03:38:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 215 transitions. [2024-12-06 03:38:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 03:38:30,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:30,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 125 proven. 47 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-12-06 03:38:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 166 states and 223 transitions. [2024-12-06 03:38:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 223 transitions. [2024-12-06 03:38:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 03:38:39,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:39,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 107 proven. 101 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-12-06 03:38:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 173 states and 231 transitions. [2024-12-06 03:38:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 231 transitions. [2024-12-06 03:38:48,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 03:38:48,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:48,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 27 proven. 155 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-12-06 03:38:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:38:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 180 states and 238 transitions. [2024-12-06 03:38:57,821 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 238 transitions. [2024-12-06 03:38:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 03:38:57,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:38:57,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:38:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:38:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 6 proven. 235 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-12-06 03:39:06,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:06,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 187 states and 247 transitions. [2024-12-06 03:39:06,928 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 247 transitions. [2024-12-06 03:39:06,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 03:39:06,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:06,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:07,228 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 90 proven. 139 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2024-12-06 03:39:18,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:18,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2024-12-06 03:39:18,011 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2024-12-06 03:39:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 03:39:18,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:18,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:18,379 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 133 proven. 163 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-12-06 03:39:27,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 202 states and 264 transitions. [2024-12-06 03:39:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2024-12-06 03:39:27,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-06 03:39:27,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:27,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:27,483 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 114 proven. 187 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-12-06 03:39:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:34,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 209 states and 272 transitions. [2024-12-06 03:39:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 272 transitions. [2024-12-06 03:39:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-06 03:39:34,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:34,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:35,044 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 114 proven. 187 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2024-12-06 03:39:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 210 states and 272 transitions. [2024-12-06 03:39:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 272 transitions. [2024-12-06 03:39:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 03:39:36,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:36,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 283 proven. 101 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-12-06 03:39:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 215 states and 277 transitions. [2024-12-06 03:39:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 277 transitions. [2024-12-06 03:39:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 03:39:42,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:42,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-12-06 03:39:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 222 states and 285 transitions. [2024-12-06 03:39:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 285 transitions. [2024-12-06 03:39:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 03:39:50,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 33 proven. 211 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-12-06 03:39:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 223 states and 285 transitions. [2024-12-06 03:39:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 285 transitions. [2024-12-06 03:39:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 03:39:52,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:52,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 11 proven. 355 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-12-06 03:39:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 230 states and 296 transitions. [2024-12-06 03:39:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 296 transitions. [2024-12-06 03:39:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 03:39:53,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:53,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 11 proven. 355 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-12-06 03:39:55,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 231 states and 296 transitions. [2024-12-06 03:39:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 296 transitions. [2024-12-06 03:39:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-06 03:39:55,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:55,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:55,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:39:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 276 proven. 164 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-12-06 03:39:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:39:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 185 states and 237 transitions. [2024-12-06 03:39:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 237 transitions. [2024-12-06 03:39:56,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-06 03:39:56,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:39:56,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:39:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:40:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:40:06,467 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:40:06,471 INFO L158 Benchmark]: Toolchain (without parser) took 251236.25ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 92.5MB in the beginning and 559.7MB in the end (delta: -467.2MB). Peak memory consumption was 723.4MB. Max. memory is 16.1GB. [2024-12-06 03:40:06,472 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:06,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.37ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:40:06,472 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.46ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:40:06,473 INFO L158 Benchmark]: Boogie Preprocessor took 25.12ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.6MB in the end (delta: 804.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:40:06,473 INFO L158 Benchmark]: RCFGBuilder took 368.97ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 60.8MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:40:06,473 INFO L158 Benchmark]: CodeCheck took 250587.45ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 60.8MB in the beginning and 559.7MB in the end (delta: -499.0MB). Peak memory consumption was 689.8MB. Max. memory is 16.1GB. [2024-12-06 03:40:06,475 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.37ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 80.8MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.46ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.12ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.6MB in the end (delta: 804.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 368.97ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 60.8MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 250587.45ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 60.8MB in the beginning and 559.7MB in the end (delta: -499.0MB). Peak memory consumption was 689.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:40:06,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/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_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array26_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:40:08,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:40:08,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:40:08,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:40:08,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:40:08,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:40:08,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:40:08,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:40:08,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:40:08,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:40:08,530 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:40:08,531 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:40:08,531 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:40:08,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:40:08,531 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:08,531 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:40:08,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:40:08,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:08,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:40:08,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:40:08,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:40:08,532 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:40:08,532 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:08,532 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:40:08,532 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_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad35a361c83538323b9be55683beef9c8271c8f67221c1a0924c8496da71d0 [2024-12-06 03:40:08,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:40:08,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:40:08,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:40:08,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:40:08,786 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:40:08,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-patterns/array26_pattern.c [2024-12-06 03:40:11,497 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/36c09fb29/7cf3da37b673475a87f70282aeac1aa6/FLAG073108903 [2024-12-06 03:40:11,666 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:40:11,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c [2024-12-06 03:40:11,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/36c09fb29/7cf3da37b673475a87f70282aeac1aa6/FLAG073108903 [2024-12-06 03:40:12,051 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/data/36c09fb29/7cf3da37b673475a87f70282aeac1aa6 [2024-12-06 03:40:12,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:40:12,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:40:12,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:12,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:40:12,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:40:12,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50074a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12, skipping insertion in model container [2024-12-06 03:40:12,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:40:12,172 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-12-06 03:40:12,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:12,199 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:40:12,206 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/sv-benchmarks/c/array-patterns/array26_pattern.c[1324,1337] [2024-12-06 03:40:12,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:40:12,229 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:40:12,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12 WrapperNode [2024-12-06 03:40:12,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:40:12,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:12,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:40:12,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:40:12,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,256 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-12-06 03:40:12,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:40:12,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:40:12,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:40:12,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:40:12,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,268 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,274 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:40:12,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:40:12,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:40:12,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:40:12,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:40:12,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:40:12,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:40:12,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:40:12,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:40:12,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:40:12,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:40:12,375 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:40:12,376 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:40:12,603 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 03:40:12,603 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:40:12,692 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:40:12,692 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:40:12,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:12 BoogieIcfgContainer [2024-12-06 03:40:12,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:40:12,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:40:12,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:40:12,702 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:40:12,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:40:12" (1/1) ... [2024-12-06 03:40:12,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:40:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-12-06 03:40:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-12-06 03:40:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 03:40:12,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:12,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:12,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:12,747 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:12,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:40:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:12,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:12,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:40:12,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:12,893 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 03:40:12,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:40:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2024-12-06 03:40:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2024-12-06 03:40:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:40:12,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:12,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:12,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:12,997 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:12,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:40:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:40:13,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:40:13,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:40:13,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 14 states and 24 transitions. [2024-12-06 03:40:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 24 transitions. [2024-12-06 03:40:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:40:13,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:13,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:13,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:13,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:40:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:13,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:40:13,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:40:13,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:40:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2024-12-06 03:40:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2024-12-06 03:40:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:40:13,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:13,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:13,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:13,304 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:13,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:40:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:40:13,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:40:13,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 03:40:13,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:13,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-12-06 03:40:13,700 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-12-06 03:40:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:40:13,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:13,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:13,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:13,702 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:13,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 03:40:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:13,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:40:13,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:40:13,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 03:40:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 15 states and 26 transitions. [2024-12-06 03:40:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 26 transitions. [2024-12-06 03:40:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:40:14,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:14,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:14,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:14,298 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:14,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:40:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:14,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:14,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:14,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 03:40:14,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 03:40:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2024-12-06 03:40:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2024-12-06 03:40:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:40:15,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:15,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:15,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:15,845 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:15,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 03:40:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:15,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:16,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:16,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 03:40:16,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 03:40:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 22 states and 40 transitions. [2024-12-06 03:40:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 40 transitions. [2024-12-06 03:40:17,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:40:17,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:17,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:17,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:17,860 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:17,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 03:40:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:17,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:18,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:40:18,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 03:40:18,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 03:40:18,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2024-12-06 03:40:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2024-12-06 03:40:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:40:18,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:18,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:18,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:18,767 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 03:40:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:18,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:18,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:18,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:40:18,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 03:40:19,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-12-06 03:40:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 24 states and 49 transitions. [2024-12-06 03:40:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 49 transitions. [2024-12-06 03:40:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:40:19,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:19,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:19,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:19,183 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:19,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 03:40:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:19,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:19,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:40:19,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-12-06 03:40:19,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 03:40:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 50 transitions. [2024-12-06 03:40:20,248 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 50 transitions. [2024-12-06 03:40:20,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:40:20,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:20,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:20,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:20,250 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:20,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 03:40:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:20,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:20,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:20,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:20,662 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 03:40:20,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 03:40:21,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:21,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2024-12-06 03:40:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2024-12-06 03:40:21,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:40:21,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:21,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:21,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:21,388 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:21,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 03:40:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:21,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:21,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:21,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:21,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:40:21,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 03:40:22,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 27 states and 54 transitions. [2024-12-06 03:40:22,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 54 transitions. [2024-12-06 03:40:22,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:40:22,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:22,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:22,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:22,524 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:22,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 03:40:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:22,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:22,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:22,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:23,023 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 03:40:23,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 03:40:23,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 28 states and 57 transitions. [2024-12-06 03:40:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 57 transitions. [2024-12-06 03:40:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:40:23,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:23,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:23,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:23,134 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:23,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 03:40:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:23,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:23,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:23,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:23,667 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:40:23,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 03:40:24,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 29 states and 60 transitions. [2024-12-06 03:40:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 60 transitions. [2024-12-06 03:40:24,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:40:24,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:24,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:24,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:24,496 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:24,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 03:40:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:24,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:24,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:40:24,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:40:25,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 03:40:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 31 states and 66 transitions. [2024-12-06 03:40:25,673 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 66 transitions. [2024-12-06 03:40:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:40:25,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:25,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:25,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:25,675 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:25,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 03:40:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:26,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:26,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-06 03:40:26,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:26,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:40:27,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:40:28,280 INFO L349 Elim1Store]: treesize reduction 37, result has 37.3 percent of original size [2024-12-06 03:40:28,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 38 [2024-12-06 03:40:28,790 INFO L349 Elim1Store]: treesize reduction 65, result has 27.0 percent of original size [2024-12-06 03:40:28,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 41 treesize of output 57 [2024-12-06 03:40:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:40:32,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 03:40:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 47 states and 109 transitions. [2024-12-06 03:40:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 109 transitions. [2024-12-06 03:40:48,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:40:48,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:48,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:48,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:48,189 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 03:40:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:48,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:48,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:40:48,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 03:40:50,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 03:40:53,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 110 transitions. [2024-12-06 03:40:53,878 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 110 transitions. [2024-12-06 03:40:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:40:53,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:53,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:53,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:53,879 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:53,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 03:40:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:54,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:54,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:40:54,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 03:40:54,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 03:40:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:40:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 49 states and 115 transitions. [2024-12-06 03:40:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 115 transitions. [2024-12-06 03:40:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:40:55,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:40:55,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:40:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:40:55,926 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:40:55,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 03:40:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:56,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:40:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:40:56,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:40:56,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:40:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 03:40:58,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 03:41:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 52 states and 122 transitions. [2024-12-06 03:41:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 122 transitions. [2024-12-06 03:41:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:41:05,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:05,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:41:05,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:41:05,418 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:41:05,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 03:41:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:05,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:41:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:05,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:41:05,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:41:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 03:41:07,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 03:41:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 58 states and 139 transitions. [2024-12-06 03:41:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 139 transitions. [2024-12-06 03:41:20,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:41:20,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:20,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:41:20,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:41:20,355 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:41:20,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 03:41:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:20,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:41:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:20,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:41:20,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:41:22,228 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:41:22,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 03:41:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 151 transitions. [2024-12-06 03:41:29,904 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 151 transitions. [2024-12-06 03:41:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:41:29,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:29,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:41:29,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:41:29,906 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:41:29,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 03:41:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:30,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:41:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:30,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:41:30,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:41:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 03:41:31,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 03:41:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 65 states and 161 transitions. [2024-12-06 03:41:40,547 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 161 transitions. [2024-12-06 03:41:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:41:40,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:40,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:41:40,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:41:40,549 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:41:40,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 03:41:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:40,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:41:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:40,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:41:40,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:41:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 03:41:43,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 03:41:48,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:41:48,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 67 states and 166 transitions. [2024-12-06 03:41:48,152 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 166 transitions. [2024-12-06 03:41:48,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:41:48,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:41:48,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:41:48,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:41:48,154 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:41:48,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 03:41:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:48,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:41:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:41:48,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:41:48,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:41:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 03:41:50,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 03:42:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 80 states and 207 transitions. [2024-12-06 03:42:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 207 transitions. [2024-12-06 03:42:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:42:18,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:18,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:18,479 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:18,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 03:42:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:18,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:18,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:42:18,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:19,377 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-06 03:42:19,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 03:42:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:29,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 85 states and 212 transitions. [2024-12-06 03:42:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 212 transitions. [2024-12-06 03:42:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:42:29,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:29,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:29,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:29,540 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:29,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 03:42:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:29,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:29,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:42:29,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-12-06 03:42:30,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 03:42:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:33,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 86 states and 215 transitions. [2024-12-06 03:42:33,351 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 215 transitions. [2024-12-06 03:42:33,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 03:42:33,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:33,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:33,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:33,353 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:33,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 03:42:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:33,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:33,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 03:42:33,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-06 03:42:39,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 03:42:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 87 states and 219 transitions. [2024-12-06 03:42:48,181 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 219 transitions. [2024-12-06 03:42:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:42:48,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:48,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:48,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:48,183 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:48,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 03:42:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:48,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:48,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:42:48,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-12-06 03:42:49,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 03:42:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:54,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 89 states and 221 transitions. [2024-12-06 03:42:54,737 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 221 transitions. [2024-12-06 03:42:54,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:42:54,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:54,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:54,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:54,739 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:54,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 03:42:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:55,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:55,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:55,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:42:55,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:55,577 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-06 03:42:55,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 03:42:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:42:57,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 90 states and 223 transitions. [2024-12-06 03:42:57,956 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 223 transitions. [2024-12-06 03:42:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:42:57,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:42:57,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:42:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:42:57,959 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:42:57,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 03:42:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:58,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:42:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:42:58,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:42:58,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:42:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-06 03:42:59,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 03:43:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:43:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 95 states and 226 transitions. [2024-12-06 03:43:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 226 transitions. [2024-12-06 03:43:13,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 03:43:13,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:43:13,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:43:13,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:43:13,343 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:43:13,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 03:43:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:13,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:43:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:13,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:43:13,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:43:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-06 03:43:21,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 03:43:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:43:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 96 states and 226 transitions. [2024-12-06 03:43:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 226 transitions. [2024-12-06 03:43:31,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:43:31,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:43:31,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:43:31,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:43:31,070 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:43:31,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 03:43:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:31,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:43:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:31,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:43:31,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:43:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 20 proven. 34 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 03:43:32,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 03:43:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:43:49,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 102 states and 236 transitions. [2024-12-06 03:43:49,825 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 236 transitions. [2024-12-06 03:43:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:43:49,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:43:49,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:43:49,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:43:49,827 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:43:49,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 03:43:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:50,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:43:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:50,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:43:50,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:43:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 21 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-12-06 03:43:51,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 03:43:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:43:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 103 states and 236 transitions. [2024-12-06 03:43:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 236 transitions. [2024-12-06 03:43:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:43:54,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:43:54,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:43:54,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:43:54,944 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:43:54,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 03:43:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:55,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:43:55,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:43:55,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:43:55,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:43:55,920 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 24 proven. 41 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 03:43:55,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 03:44:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:44:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 107 states and 240 transitions. [2024-12-06 03:44:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 240 transitions. [2024-12-06 03:44:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:44:07,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:44:07,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:44:07,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:44:07,744 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:44:07,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 03:44:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:08,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:44:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:08,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:44:08,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:44:08,755 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 24 proven. 41 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 03:44:08,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 03:44:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:44:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 108 states and 242 transitions. [2024-12-06 03:44:11,386 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 242 transitions. [2024-12-06 03:44:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:44:11,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:44:11,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:44:11,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:44:11,388 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:44:11,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 03:44:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:11,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:44:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:44:12,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:44:12,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:44:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-12-06 03:44:14,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 03:45:03,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 121 states and 282 transitions. [2024-12-06 03:45:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 282 transitions. [2024-12-06 03:45:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 03:45:03,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:03,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:03,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:03,181 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:03,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 03:45:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:03,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:03,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:45:03,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:04,630 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-12-06 03:45:04,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 03:45:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:21,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 126 states and 289 transitions. [2024-12-06 03:45:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 289 transitions. [2024-12-06 03:45:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:45:21,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:21,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:21,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:21,737 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:21,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 03:45:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:22,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:22,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:45:22,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 40 proven. 41 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 03:45:22,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 03:45:25,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 127 states and 291 transitions. [2024-12-06 03:45:25,921 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 291 transitions. [2024-12-06 03:45:25,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 03:45:25,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:25,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:25,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:25,923 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:25,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 03:45:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:26,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:26,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:45:26,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:27,086 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 40 proven. 41 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 03:45:27,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 03:45:30,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 128 states and 293 transitions. [2024-12-06 03:45:30,493 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 293 transitions. [2024-12-06 03:45:30,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:45:30,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:30,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:30,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:30,495 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:30,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 03:45:30,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:30,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:31,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:45:31,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 30 proven. 41 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 03:45:31,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 03:45:44,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 131 states and 304 transitions. [2024-12-06 03:45:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 304 transitions. [2024-12-06 03:45:44,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:45:44,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:44,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:44,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:44,055 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:44,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 03:45:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:44,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:44,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 03:45:44,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 30 proven. 41 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 03:45:45,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 03:45:57,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 134 states and 311 transitions. [2024-12-06 03:45:57,016 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 311 transitions. [2024-12-06 03:45:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:45:57,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:57,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:45:57,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:45:57,018 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:45:57,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 03:45:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:59,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:45:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:59,456 WARN L254 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-06 03:45:59,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:59,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:45:59,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:46:00,097 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:00,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:46:04,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:04,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:04,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:04,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:04,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 43 [2024-12-06 03:46:06,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:06,406 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:06,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2024-12-06 03:46:08,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:08,129 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:08,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 73 [2024-12-06 03:46:13,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:13,320 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:13,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 88 [2024-12-06 03:46:14,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:14,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:14,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 103 [2024-12-06 03:46:16,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:16,894 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:16,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 118 [2024-12-06 03:46:45,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:45,246 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:46:45,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 94 treesize of output 32 [2024-12-06 03:46:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:46:48,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-12-06 03:48:41,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 160 states and 362 transitions. [2024-12-06 03:48:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 362 transitions. [2024-12-06 03:48:41,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:48:41,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:41,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:48:41,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:48:41,233 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:48:41,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 03:48:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:43,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:48:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:43,792 WARN L254 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-06 03:48:43,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:48:44,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-12-06 03:48:44,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-12-06 03:48:44,551 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:44,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-12-06 03:48:44,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:44,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:44,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:44,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:44,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 43 [2024-12-06 03:48:45,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,052 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:45,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 58 [2024-12-06 03:48:45,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,275 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:45,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 73 [2024-12-06 03:48:45,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:45,851 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:45,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 72 treesize of output 88 [2024-12-06 03:48:46,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,204 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:46,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 103 [2024-12-06 03:48:46,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:46,656 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:46,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 118 [2024-12-06 03:48:49,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:48:49,604 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:48:49,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 94 treesize of output 32 [2024-12-06 03:48:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:48:49,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-12-06 03:48:54,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:48:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 162 states and 362 transitions. [2024-12-06 03:48:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 362 transitions. [2024-12-06 03:48:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 03:48:54,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:48:54,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:48:54,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:48:54,580 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:48:54,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 03:48:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:55,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:48:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:48:55,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:48:55,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:48:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 25 proven. 1 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-12-06 03:48:55,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 03:49:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 163 states and 364 transitions. [2024-12-06 03:49:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 364 transitions. [2024-12-06 03:49:00,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:49:00,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:00,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:00,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:00,074 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:00,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 03:49:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:00,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:00,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:49:00,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 03:49:08,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 03:49:20,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 163 states and 362 transitions. [2024-12-06 03:49:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 362 transitions. [2024-12-06 03:49:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 03:49:20,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:20,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:20,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:20,360 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:20,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 03:49:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:20,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:21,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 03:49:21,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 82 proven. 18 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-12-06 03:49:21,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 03:49:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 164 states and 363 transitions. [2024-12-06 03:49:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 363 transitions. [2024-12-06 03:49:26,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:49:26,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:26,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:26,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:26,481 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:26,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 03:49:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:27,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:27,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:49:27,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-06 03:49:27,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 03:49:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 165 states and 365 transitions. [2024-12-06 03:49:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 365 transitions. [2024-12-06 03:49:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:49:32,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:32,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:32,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:32,930 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:32,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 03:49:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:33,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:33,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 03:49:33,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:40,734 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 45 proven. 61 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 03:49:40,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 03:49:51,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 166 states and 366 transitions. [2024-12-06 03:49:51,195 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 366 transitions. [2024-12-06 03:49:51,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:49:51,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:51,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:51,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:51,197 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:51,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 03:49:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:51,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:51,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:49:51,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 03:50:00,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 03:50:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 167 states and 369 transitions. [2024-12-06 03:50:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 369 transitions. [2024-12-06 03:50:12,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:50:12,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:12,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:12,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:12,902 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:12,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 03:50:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:13,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:13,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 03:50:13,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 03:50:14,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeaf0bc7-151e-4815-8f8a-816b5679110f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0