./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array3_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm --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 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:15:56,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:15:56,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:15:56,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:15:56,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:15:56,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:15:56,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:15:56,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:15:56,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:15:56,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:15:56,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:15:56,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:15:56,893 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:15:56,893 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:15:56,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:15:56,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:56,894 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:15:56,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:15:56,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:15:56,895 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:15:56,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:15:56,896 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm 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 -> 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 [2024-11-13 22:15:57,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:15:57,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:15:57,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:15:57,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:15:57,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:15:57,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array3_pattern.c Unable to find full path for "g++" [2024-11-13 22:15:59,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:15:59,469 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:15:59,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c [2024-11-13 22:15:59,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/8ae845605/ea57913e1d8f4e6a989d669483ab9c15/FLAGcca744c4f [2024-11-13 22:15:59,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/8ae845605/ea57913e1d8f4e6a989d669483ab9c15 [2024-11-13 22:15:59,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:15:59,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:15:59,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:59,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:15:59,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:15:59,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c492a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59, skipping insertion in model container [2024-11-13 22:15:59,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:15:59,723 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2024-11-13 22:15:59,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:59,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:15:59,764 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2024-11-13 22:15:59,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:15:59,788 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:15:59,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59 WrapperNode [2024-11-13 22:15:59,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:15:59,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:59,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:15:59,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:15:59,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,825 INFO L138 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-13 22:15:59,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:15:59,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:15:59,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:15:59,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:15:59,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,855 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:15:59,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:15:59,872 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:15:59,872 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:15:59,873 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:15:59" (1/1) ... [2024-11-13 22:15:59,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:15:59,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:15:59,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:15:59,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:15:59,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:15:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure square [2024-11-13 22:15:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2024-11-13 22:15:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:15:59,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:15:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:15:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:16:00,050 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:16:00,052 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:16:00,245 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:16:00,245 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:16:00,280 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:16:00,280 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:16:00,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:00 BoogieIcfgContainer [2024-11-13 22:16:00,281 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:16:00,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:16:00,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:16:00,291 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:16:00,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:00" (1/1) ... [2024-11-13 22:16:00,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:16:00,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:00,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 22:16:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 22:16:00,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:16:00,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:00,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:00,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:00,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-13 22:16:00,542 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-13 22:16:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:16:00,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:00,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:16:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 30 transitions. [2024-11-13 22:16:00,980 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-13 22:16:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:16:00,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:01,218 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:16:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 43 transitions. [2024-11-13 22:16:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-11-13 22:16:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:16:01,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:01,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:01,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 22:16:01,751 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:01,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:01,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:02,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:02,772 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:02,775 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:02,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:02,943 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 0 case distinctions, treesize of input 412 treesize of output 391 [2024-11-13 22:16:03,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 571 [2024-11-13 22:16:05,479 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:05,481 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2024-11-13 22:16:05,955 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:05,958 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2024-11-13 22:16:06,131 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:06,134 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2024-11-13 22:16:07,779 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:07,783 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:07,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:12,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:12,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 84 transitions. [2024-11-13 22:16:12,925 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2024-11-13 22:16:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:16:12,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:13,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-11-13 22:16:13,036 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:13,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:13,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:13,341 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:13,342 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:13,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:13,380 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 0 case distinctions, treesize of input 145 treesize of output 132 [2024-11-13 22:16:13,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 183 [2024-11-13 22:16:13,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 167 treesize of output 55 [2024-11-13 22:16:14,768 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:14,771 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:14,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:15,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 81 transitions. [2024-11-13 22:16:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2024-11-13 22:16:15,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:16:15,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:15,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:15,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-13 22:16:15,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:15,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:16,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:16,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:16,826 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:16,827 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:16,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:16,867 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 0 case distinctions, treesize of input 145 treesize of output 132 [2024-11-13 22:16:16,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 183 [2024-11-13 22:16:17,200 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 22:16:17,206 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:17,208 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2024-11-13 22:16:18,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:18,500 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:18,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:18,584 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:19,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:19,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 50 states and 90 transitions. [2024-11-13 22:16:19,792 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2024-11-13 22:16:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:16:19,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:19,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-13 22:16:19,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:19,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:19,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:20,402 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:20,402 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:20,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:20,439 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 0 case distinctions, treesize of input 145 treesize of output 132 [2024-11-13 22:16:20,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 183 [2024-11-13 22:16:20,719 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:20,720 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2024-11-13 22:16:20,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 167 treesize of output 55 [2024-11-13 22:16:21,798 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:21,800 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:21,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:22,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 50 states and 90 transitions. [2024-11-13 22:16:22,106 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2024-11-13 22:16:22,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:16:22,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:22,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:22,210 WARN L253 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-11-13 22:16:22,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:22,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:22,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:22,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:22,936 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:22,937 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:22,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:22,981 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 0 case distinctions, treesize of input 412 treesize of output 391 [2024-11-13 22:16:23,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 571 [2024-11-13 22:16:23,708 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:23,708 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2024-11-13 22:16:23,758 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:23,759 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-13 22:16:24,612 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:24,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:24,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:16:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:25,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 85 transitions. [2024-11-13 22:16:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2024-11-13 22:16:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:16:25,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:25,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:25,987 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:16:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 60 states and 115 transitions. [2024-11-13 22:16:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2024-11-13 22:16:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:16:32,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:16:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 53 states and 93 transitions. [2024-11-13 22:16:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 93 transitions. [2024-11-13 22:16:34,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:16:34,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:34,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:34,321 WARN L253 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-11-13 22:16:34,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:34,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:34,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:34,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:34,859 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:34,860 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:34,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:34,882 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 0 case distinctions, treesize of input 412 treesize of output 391 [2024-11-13 22:16:34,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 369 treesize of output 571 [2024-11-13 22:16:35,028 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:35,029 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2024-11-13 22:16:35,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 63 [2024-11-13 22:16:35,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:35,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:35,712 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:35,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 201 treesize of output 156 [2024-11-13 22:16:35,732 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 0 case distinctions, treesize of input 145 treesize of output 132 [2024-11-13 22:16:35,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 183 [2024-11-13 22:16:35,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 264 treesize of output 334 [2024-11-13 22:16:35,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 36 [2024-11-13 22:16:36,925 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:36,926 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:36,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 28 [2024-11-13 22:16:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 22:16:37,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:37,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 95 transitions. [2024-11-13 22:16:37,745 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2024-11-13 22:16:37,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:16:37,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:37,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:16:38,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:38,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 49 states and 85 transitions. [2024-11-13 22:16:38,916 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2024-11-13 22:16:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:16:38,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:38,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:16:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 56 states and 100 transitions. [2024-11-13 22:16:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2024-11-13 22:16:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:16:45,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:45,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:16:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:45,296 WARN L253 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-11-13 22:16:45,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:45,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:16:45,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:16:45,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:16:46,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:46,894 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:16:46,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:16:46,904 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:16:46,924 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:16:46,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:16:47,343 INFO L349 Elim1Store]: treesize reduction 237, result has 31.1 percent of original size [2024-11-13 22:16:47,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 148 treesize of output 284 [2024-11-13 22:16:48,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,091 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:48,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 45 [2024-11-13 22:16:48,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:48,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 40 [2024-11-13 22:16:48,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:16:48,380 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:16:48,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 40 [2024-11-13 22:16:48,951 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:16:48,951 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 22:16:56,317 INFO L349 Elim1Store]: treesize reduction 52, result has 56.3 percent of original size [2024-11-13 22:16:56,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 127 treesize of output 145 [2024-11-13 22:16:57,372 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:17:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 74 states and 169 transitions. [2024-11-13 22:17:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 169 transitions. [2024-11-13 22:17:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:17:24,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:24,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:17:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:24,535 WARN L253 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-11-13 22:17:24,539 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:24,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:17:24,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:17:24,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:17:25,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:17:25,324 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:17:25,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:17:25,338 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:17:25,365 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:17:25,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:17:25,432 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:17:25,433 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-11-13 22:17:25,499 INFO L349 Elim1Store]: treesize reduction 95, result has 22.8 percent of original size [2024-11-13 22:17:25,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 66 [2024-11-13 22:17:28,452 INFO L349 Elim1Store]: treesize reduction 52, result has 56.3 percent of original size [2024-11-13 22:17:28,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 127 treesize of output 145 [2024-11-13 22:17:29,329 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:17:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 82 states and 185 transitions. [2024-11-13 22:17:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 185 transitions. [2024-11-13 22:17:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:17:45,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:45,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:17:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:18:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 97 states and 238 transitions. [2024-11-13 22:18:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 238 transitions. [2024-11-13 22:18:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:18:24,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:18:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:33,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 102 states and 254 transitions. [2024-11-13 22:18:33,055 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 254 transitions. [2024-11-13 22:18:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:18:33,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:33,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:33,174 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:18:47,822 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 65 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 105 states and 267 transitions. [2024-11-13 22:18:49,058 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 267 transitions. [2024-11-13 22:18:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:18:49,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:49,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:18:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:18:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:49,237 WARN L253 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-11-13 22:18:49,243 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:49,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:18:49,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:18:49,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:18:50,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:18:50,095 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:18:50,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:18:50,106 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:18:50,128 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:18:50,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:18:50,252 INFO L349 Elim1Store]: treesize reduction 95, result has 22.8 percent of original size [2024-11-13 22:18:50,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 66 [2024-11-13 22:18:53,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:18:53,469 INFO L349 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2024-11-13 22:18:53,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 226 treesize of output 205 [2024-11-13 22:18:53,483 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 0 case distinctions, treesize of input 189 treesize of output 166 [2024-11-13 22:18:53,507 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:18:53,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 135 treesize of output 198 [2024-11-13 22:18:53,602 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 22:18:53,606 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:18:53,608 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2024-11-13 22:19:09,517 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:19:09,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 224 treesize of output 234 [2024-11-13 22:19:09,797 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:19:09,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 347 treesize of output 287 [2024-11-13 22:19:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:20:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 115 states and 328 transitions. [2024-11-13 22:20:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 328 transitions. [2024-11-13 22:20:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:20:05,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:05,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:20:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:05,368 WARN L253 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-11-13 22:20:05,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:05,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:20:05,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:20:05,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:20:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:06,649 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:20:06,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:20:06,665 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:20:06,692 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:06,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:20:06,728 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:06,728 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-11-13 22:20:06,856 INFO L349 Elim1Store]: treesize reduction 95, result has 22.8 percent of original size [2024-11-13 22:20:06,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 120 treesize of output 66 [2024-11-13 22:20:08,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:08,596 INFO L349 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2024-11-13 22:20:08,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 226 treesize of output 205 [2024-11-13 22:20:08,607 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 0 case distinctions, treesize of input 189 treesize of output 166 [2024-11-13 22:20:08,628 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:08,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 135 treesize of output 198 [2024-11-13 22:20:08,752 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 22:20:08,756 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:08,758 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2024-11-13 22:20:14,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:14,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 224 treesize of output 234 [2024-11-13 22:20:15,166 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:15,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 426 treesize of output 346 [2024-11-13 22:20:15,370 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:20:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 116 states and 330 transitions. [2024-11-13 22:20:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 330 transitions. [2024-11-13 22:20:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:20:18,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:18,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:20:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:19,141 WARN L253 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 106 conjuncts are in the unsatisfiable core [2024-11-13 22:20:19,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:19,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:20:19,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:20:19,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:20:19,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:19,962 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:20:19,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:20:19,977 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:20:20,009 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:20,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:20:20,052 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:20,054 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2024-11-13 22:20:20,437 INFO L349 Elim1Store]: treesize reduction 237, result has 31.1 percent of original size [2024-11-13 22:20:20,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 150 treesize of output 292 [2024-11-13 22:20:20,908 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:20,909 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2024-11-13 22:20:21,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 34 treesize of output 24 [2024-11-13 22:20:21,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 27 [2024-11-13 22:20:21,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:21,134 INFO L349 Elim1Store]: treesize reduction 84, result has 8.7 percent of original size [2024-11-13 22:20:21,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 57 [2024-11-13 22:20:23,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:23,109 INFO L349 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2024-11-13 22:20:23,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 226 treesize of output 205 [2024-11-13 22:20:23,120 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 0 case distinctions, treesize of input 189 treesize of output 166 [2024-11-13 22:20:23,140 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:23,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 135 treesize of output 198 [2024-11-13 22:20:23,241 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:23,243 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 180 [2024-11-13 22:20:29,229 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:29,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 224 treesize of output 234 [2024-11-13 22:20:29,489 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:29,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 335 treesize of output 275 [2024-11-13 22:20:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:20:50,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 123 states and 355 transitions. [2024-11-13 22:20:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 355 transitions. [2024-11-13 22:20:50,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:20:50,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:50,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:20:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:50,315 WARN L253 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-11-13 22:20:50,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:50,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:20:50,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:20:50,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:20:51,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:51,125 INFO L349 Elim1Store]: treesize reduction 73, result has 23.2 percent of original size [2024-11-13 22:20:51,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 207 treesize of output 189 [2024-11-13 22:20:51,139 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 0 case distinctions, treesize of input 166 treesize of output 145 [2024-11-13 22:20:51,162 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:51,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 119 treesize of output 184 [2024-11-13 22:20:51,516 INFO L349 Elim1Store]: treesize reduction 237, result has 31.1 percent of original size [2024-11-13 22:20:51,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 148 treesize of output 284 [2024-11-13 22:20:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,229 INFO L349 Elim1Store]: treesize reduction 16, result has 52.9 percent of original size [2024-11-13 22:20:52,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 41 [2024-11-13 22:20:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:52,355 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:20:52,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 40 [2024-11-13 22:20:52,548 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:52,549 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2024-11-13 22:20:52,581 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:52,581 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2024-11-13 22:20:52,646 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:52,647 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2024-11-13 22:20:52,678 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:20:52,679 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-13 22:20:54,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:20:54,952 INFO L349 Elim1Store]: treesize reduction 68, result has 28.4 percent of original size [2024-11-13 22:20:54,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 8 new quantified variables, introduced 6 case distinctions, treesize of input 226 treesize of output 205 [2024-11-13 22:20:54,962 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 0 case distinctions, treesize of input 189 treesize of output 166 [2024-11-13 22:20:54,983 INFO L349 Elim1Store]: treesize reduction 90, result has 1.1 percent of original size [2024-11-13 22:20:54,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 135 treesize of output 198 [2024-11-13 22:20:55,168 INFO L349 Elim1Store]: treesize reduction 84, result has 31.7 percent of original size [2024-11-13 22:20:55,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 183 treesize of output 122 [2024-11-13 22:21:04,124 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:04,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 224 treesize of output 234 [2024-11-13 22:21:04,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 44 [2024-11-13 22:21:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 22:21:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 126 states and 384 transitions. [2024-11-13 22:21:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 384 transitions. [2024-11-13 22:21:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:21:58,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:22:00,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 127 states and 385 transitions. [2024-11-13 22:22:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 385 transitions. [2024-11-13 22:22:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:22:00,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:00,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:00,996 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:22:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 128 states and 386 transitions. [2024-11-13 22:22:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 386 transitions. [2024-11-13 22:22:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:22:04,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:04,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:04,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,019 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:22:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 139 states and 414 transitions. [2024-11-13 22:22:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 414 transitions. [2024-11-13 22:22:41,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:22:41,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:41,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-13 22:23:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 148 states and 438 transitions. [2024-11-13 22:23:06,719 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 438 transitions. [2024-11-13 22:23:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:23:06,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:06,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:23:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:06,992 WARN L253 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 125 conjuncts are in the unsatisfiable core [2024-11-13 22:23:06,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:07,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:23:07,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:23:07,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 35 [2024-11-13 22:23:07,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 55 [2024-11-13 22:23:12,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:23:13,059 INFO L349 Elim1Store]: treesize reduction 109, result has 23.2 percent of original size [2024-11-13 22:23:13,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 8 disjoint index pairs (out of 36 index pairs), introduced 10 new quantified variables, introduced 9 case distinctions, treesize of input 221 treesize of output 213 [2024-11-13 22:23:13,071 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 0 case distinctions, treesize of input 184 treesize of output 159 [2024-11-13 22:23:13,101 INFO L349 Elim1Store]: treesize reduction 135, result has 0.7 percent of original size [2024-11-13 22:23:13,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 124 treesize of output 192 [2024-11-13 22:23:13,134 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 22:23:13,394 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:13,395 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2024-11-13 22:24:02,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:24:02,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 315 treesize of output 305 [2024-11-13 22:24:03,011 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:24:03,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 352 treesize of output 292 [2024-11-13 22:24:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:25:33,885 WARN L286 SmtUtils]: Spent 12.80s on a formula simplification. DAG size of input: 146 DAG size of output: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:25:46,820 WARN L286 SmtUtils]: Spent 10.50s on a formula simplification. DAG size of input: 148 DAG size of output: 139 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:26:17,054 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-13 22:26:17,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-13 22:26:17,056 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:625) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:370) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:649) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:223) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.conjugatePredicates(CodeChecker.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:105) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 34 more [2024-11-13 22:26:17,063 INFO L158 Benchmark]: Toolchain (without parser) took 617545.65ms. Allocated memory was 142.6MB in the beginning and 906.0MB in the end (delta: 763.4MB). Free memory was 119.5MB in the beginning and 602.2MB in the end (delta: -482.8MB). Peak memory consumption was 275.5MB. Max. memory is 16.1GB. [2024-11-13 22:26:17,063 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:17,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.98ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:26:17,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.87ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:17,064 INFO L158 Benchmark]: Boogie Preprocessor took 41.71ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.4MB in the end (delta: 977.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:17,064 INFO L158 Benchmark]: RCFGBuilder took 409.48ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 91.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:26:17,065 INFO L158 Benchmark]: CodeCheck took 616780.74ms. Allocated memory was 142.6MB in the beginning and 906.0MB in the end (delta: 763.4MB). Free memory was 91.6MB in the beginning and 602.2MB in the end (delta: -510.6MB). Peak memory consumption was 250.3MB. Max. memory is 16.1GB. [2024-11-13 22:26:17,069 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.98ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 107.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.87ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.71ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.4MB in the end (delta: 977.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 409.48ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 91.6MB in the end (delta: 13.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 616780.74ms. Allocated memory was 142.6MB in the beginning and 906.0MB in the end (delta: 763.4MB). Free memory was 91.6MB in the beginning and 602.2MB in the end (delta: -510.6MB). Peak memory consumption was 250.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm --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 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:26:19,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:26:19,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:26:19,728 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:26:19,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:26:19,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:26:19,743 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:26:19,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:26:19,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:26:19,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:26:19,743 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:26:19,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:26:19,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:26:19,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:19,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:26:19,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:26:19,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:26:19,746 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:26:19,746 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:19,748 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:26:19,748 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm 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 -> 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 [2024-11-13 22:26:20,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:26:20,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:26:20,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:26:20,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:26:20,090 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:26:20,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array3_pattern.c Unable to find full path for "g++" [2024-11-13 22:26:21,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:26:22,216 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:26:22,217 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c [2024-11-13 22:26:22,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/1b307a924/ab46be3fb0f8459d812f996720945fcb/FLAG7339a07ce [2024-11-13 22:26:22,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/data/1b307a924/ab46be3fb0f8459d812f996720945fcb [2024-11-13 22:26:22,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:26:22,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:26:22,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:22,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:26:22,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:26:22,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328f068a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22, skipping insertion in model container [2024-11-13 22:26:22,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:26:22,708 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2024-11-13 22:26:22,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:22,753 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:26:22,763 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_0cbab91d-9238-4005-bda2-dbe0a88e05e5/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2024-11-13 22:26:22,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:22,791 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:26:22,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22 WrapperNode [2024-11-13 22:26:22,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:22,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:22,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:26:22,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:26:22,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,826 INFO L138 Inliner]: procedures = 19, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2024-11-13 22:26:22,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:22,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:26:22,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:26:22,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:26:22,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,853 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:26:22,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:26:22,854 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:26:22,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:26:22,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:22" (1/1) ... [2024-11-13 22:26:22,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:22,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:26:22,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:26:22,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:26:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure square [2024-11-13 22:26:22,915 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:26:22,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:26:22,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:26:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:26:22,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:26:22,989 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:26:22,991 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:26:23,289 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:26:23,289 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:26:23,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:26:23,331 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 22:26:23,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:23 BoogieIcfgContainer [2024-11-13 22:26:23,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:26:23,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:26:23,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:26:23,343 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:26:23,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:26:23,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:23,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 22:26:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 22:26:23,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:26:23,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:23,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:23,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:23,415 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:23,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:26:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,544 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:26:23,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:23,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:26:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-13 22:26:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-13 22:26:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:26:23,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:23,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:23,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:23,688 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:23,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:26:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:23,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:23,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:24,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:26:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-13 22:26:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-13 22:26:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:26:24,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:24,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:24,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:24,282 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:24,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:26:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:24,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:24,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 22:26:24,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:24,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:26:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2024-11-13 22:26:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2024-11-13 22:26:24,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:26:24,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:24,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:24,954 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:24,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:26:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:25,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:25,561 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 22:26:25,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:26,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:26:26,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:26:27,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:26:27,966 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:26:27,970 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:26:27,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 44 [2024-11-13 22:26:41,638 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:26:41,641 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:26:41,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 24 [2024-11-13 22:26:53,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:53,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:28:38,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:38,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 75 transitions. [2024-11-13 22:28:38,628 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-11-13 22:28:38,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:28:38,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:38,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:38,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:38,634 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:38,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:28:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:39,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:39,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-13 22:28:39,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:39,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-13 22:28:39,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-13 22:28:40,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 22:28:40,554 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:28:40,558 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:28:40,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 44 [2024-11-13 22:28:50,854 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:28:50,857 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:28:50,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 24 [2024-11-13 22:28:52,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:52,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:29:13,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:13,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 72 transitions. [2024-11-13 22:29:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2024-11-13 22:29:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:29:13,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:13,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:13,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:13,447 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:13,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:29:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:13,707 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:13,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:29:13,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:29:26,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbab91d-9238-4005-bda2-dbe0a88e05e5/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:30:23,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0]