./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:57:30,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:57:30,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:57:30,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:57:30,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:57:30,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:57:30,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:57:30,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:57:30,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:57:30,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:57:30,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:57:30,895 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:57:30,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:57:30,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:57:30,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:57:30,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:57:30,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:57:30,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:57:30,897 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_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b1a58ad3e10b615d95cc8c02ce2afb54c727e6977a5f6eabd49347a082a7a12 [2024-12-06 02:57:31,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:57:31,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:57:31,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:57:31,148 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:57:31,149 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:57:31,150 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-12-06 02:57:33,777 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/data/52bc2b442/3cbcb826d047440ca81f427434fc8f44/FLAG9b5f1466d [2024-12-06 02:57:33,963 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:57:33,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-12-06 02:57:33,975 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/data/52bc2b442/3cbcb826d047440ca81f427434fc8f44/FLAG9b5f1466d [2024-12-06 02:57:34,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/data/52bc2b442/3cbcb826d047440ca81f427434fc8f44 [2024-12-06 02:57:34,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:57:34,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:57:34,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:57:34,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:57:34,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:57:34,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614c30ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34, skipping insertion in model container [2024-12-06 02:57:34,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,352 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:57:34,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:57:34,479 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:57:34,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:57:34,506 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:57:34,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34 WrapperNode [2024-12-06 02:57:34,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:57:34,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:57:34,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:57:34,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:57:34,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,536 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-12-06 02:57:34,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:57:34,537 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:57:34,537 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:57:34,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:57:34,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,548 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,549 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,552 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:57:34,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:57:34,556 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:57:34,556 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:57:34,557 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:57:34" (1/1) ... [2024-12-06 02:57:34,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:57:34,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:57:34,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:57:34,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db83fd82-20d9-482c-b644-ed1d10e1a519/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:57:34,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:57:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:57:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:57:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:57:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:57:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:57:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:57:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:57:34,648 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:57:34,650 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:57:34,969 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-12-06 02:57:34,970 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:57:35,000 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:57:35,001 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:57:35,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:57:35 BoogieIcfgContainer [2024-12-06 02:57:35,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:57:35,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:57:35,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:57:35,012 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:57:35,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:57:35" (1/1) ... [2024-12-06 02:57:35,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:57:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 103 states and 111 transitions. [2024-12-06 02:57:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 111 transitions. [2024-12-06 02:57:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:57:35,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:35,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:35,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:57:35,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 104 states and 115 transitions. [2024-12-06 02:57:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 115 transitions. [2024-12-06 02:57:35,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:57:35,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:35,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:35,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:35,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:57:35,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:35,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 106 states and 122 transitions. [2024-12-06 02:57:35,785 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2024-12-06 02:57:35,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 02:57:35,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:35,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:35,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:57:35,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 109 states and 130 transitions. [2024-12-06 02:57:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 130 transitions. [2024-12-06 02:57:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:57:36,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:36,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:36,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:57:36,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 113 states and 138 transitions. [2024-12-06 02:57:36,554 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-12-06 02:57:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:57:36,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:36,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:36,739 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:37,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 118 states and 148 transitions. [2024-12-06 02:57:37,101 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 148 transitions. [2024-12-06 02:57:37,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:57:37,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:37,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:37,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 119 states and 149 transitions. [2024-12-06 02:57:37,623 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-12-06 02:57:37,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:57:37,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:37,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:37,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:57:37,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:37,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:38,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 126 states and 162 transitions. [2024-12-06 02:57:38,492 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 162 transitions. [2024-12-06 02:57:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:57:38,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:38,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:38,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:57:38,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:38,609 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:38,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 163 transitions. [2024-12-06 02:57:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2024-12-06 02:57:38,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:57:38,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:38,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:38,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:38,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 130 states and 168 transitions. [2024-12-06 02:57:38,795 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 168 transitions. [2024-12-06 02:57:38,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:57:38,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:38,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:38,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 129 states and 167 transitions. [2024-12-06 02:57:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 167 transitions. [2024-12-06 02:57:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:57:39,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 137 states and 182 transitions. [2024-12-06 02:57:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2024-12-06 02:57:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:57:40,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:40,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:40,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 137 states and 182 transitions. [2024-12-06 02:57:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2024-12-06 02:57:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:57:40,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:40,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:40,861 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:42,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 146 states and 199 transitions. [2024-12-06 02:57:42,589 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 199 transitions. [2024-12-06 02:57:42,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:57:42,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:42,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:42,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 148 states and 202 transitions. [2024-12-06 02:57:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 202 transitions. [2024-12-06 02:57:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:57:42,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:42,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:42,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 156 states and 219 transitions. [2024-12-06 02:57:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 219 transitions. [2024-12-06 02:57:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:57:44,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:44,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:44,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 237 transitions. [2024-12-06 02:57:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 237 transitions. [2024-12-06 02:57:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:57:46,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:46,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:47,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:47,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 169 states and 242 transitions. [2024-12-06 02:57:47,050 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 242 transitions. [2024-12-06 02:57:47,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:57:47,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:47,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 02:57:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 174 states and 251 transitions. [2024-12-06 02:57:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 251 transitions. [2024-12-06 02:57:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:57:50,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:50,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:50,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 256 transitions. [2024-12-06 02:57:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 256 transitions. [2024-12-06 02:57:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:57:50,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:50,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:50,243 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 188 states and 278 transitions. [2024-12-06 02:57:52,110 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 278 transitions. [2024-12-06 02:57:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:57:52,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:52,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:52,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:57:52,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 200 states and 300 transitions. [2024-12-06 02:57:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 300 transitions. [2024-12-06 02:57:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:57:54,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:54,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 204 states and 307 transitions. [2024-12-06 02:57:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 307 transitions. [2024-12-06 02:57:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:57:55,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:55,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 02:57:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 203 states and 306 transitions. [2024-12-06 02:57:58,415 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 306 transitions. [2024-12-06 02:57:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:57:58,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:58,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:57:59,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 206 states and 311 transitions. [2024-12-06 02:57:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 311 transitions. [2024-12-06 02:57:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:57:59,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:59,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:57:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:57:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:59,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:57:59,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:00,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 210 states and 318 transitions. [2024-12-06 02:58:00,080 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 318 transitions. [2024-12-06 02:58:00,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:58:00,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:00,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:00,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:00,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:58:00,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 214 states and 324 transitions. [2024-12-06 02:58:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 324 transitions. [2024-12-06 02:58:01,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:58:01,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:01,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 219 states and 333 transitions. [2024-12-06 02:58:03,034 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 333 transitions. [2024-12-06 02:58:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:58:03,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:03,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:03,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 223 states and 339 transitions. [2024-12-06 02:58:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 339 transitions. [2024-12-06 02:58:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:58:03,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:03,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:03,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:58:03,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:04,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:04,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 227 states and 345 transitions. [2024-12-06 02:58:04,921 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 345 transitions. [2024-12-06 02:58:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:58:04,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:04,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:05,086 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 238 states and 365 transitions. [2024-12-06 02:58:06,960 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 365 transitions. [2024-12-06 02:58:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:58:06,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:06,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:07,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 239 states and 368 transitions. [2024-12-06 02:58:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 368 transitions. [2024-12-06 02:58:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:58:07,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:07,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:08,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:08,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 243 states and 375 transitions. [2024-12-06 02:58:08,949 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 375 transitions. [2024-12-06 02:58:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:58:08,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:08,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:09,178 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 249 states and 385 transitions. [2024-12-06 02:58:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 385 transitions. [2024-12-06 02:58:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:58:10,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:10,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:12,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 250 states and 390 transitions. [2024-12-06 02:58:12,036 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 390 transitions. [2024-12-06 02:58:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:58:12,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:12,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 02:58:12,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 02:58:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:15,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 263 states and 411 transitions. [2024-12-06 02:58:15,571 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 411 transitions. [2024-12-06 02:58:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:58:15,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:15,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:17,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 267 states and 418 transitions. [2024-12-06 02:58:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 418 transitions. [2024-12-06 02:58:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:58:17,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:17,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:17,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:18,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 268 states and 425 transitions. [2024-12-06 02:58:18,863 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 425 transitions. [2024-12-06 02:58:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:58:18,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:18,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:18,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:58:18,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 02:58:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 275 states and 436 transitions. [2024-12-06 02:58:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 436 transitions. [2024-12-06 02:58:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:58:22,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:22,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:22,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 02:58:22,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 02:58:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 283 states and 455 transitions. [2024-12-06 02:58:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 455 transitions. [2024-12-06 02:58:29,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:58:29,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:29,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:58:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 282 states and 454 transitions. [2024-12-06 02:58:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 454 transitions. [2024-12-06 02:58:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:58:29,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:29,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:29,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:58:29,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:30,201 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 02:58:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:34,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 291 states and 478 transitions. [2024-12-06 02:58:34,306 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 478 transitions. [2024-12-06 02:58:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:58:34,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:34,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:58:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:58:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:34,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:58:34,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:01:55,539 WARN L286 SmtUtils]: Spent 9.38s on a formula simplification that was a NOOP. DAG size: 25 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:01:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:09:58,346 WARN L286 SmtUtils]: Spent 15.11s on a formula simplification. DAG size of input: 33 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:10:14,771 WARN L873 $PredicateComparison]: unable to prove that (not (and (not (exists ((|ULTIMATE.start_main_~x~0#1| Int) (v_y_11 Int)) (let ((.cse0 (* v_y_11 2)) (.cse1 (+ (* |c_ULTIMATE.start_main_~p~0#1| |c_ULTIMATE.start_main_~b~0#1|) (* (* v_y_11 |c_ULTIMATE.start_main_~p~0#1| |c_ULTIMATE.start_main_~b~0#1|) 2)))) (and (<= |c_ULTIMATE.start_main_~a~0#1| .cse0) (<= (* |ULTIMATE.start_main_~x~0#1| |c_ULTIMATE.start_main_~b~0#1|) .cse1) (<= (+ .cse0 1) |ULTIMATE.start_main_~x~0#1|) (<= .cse1 9223372036854775807) (<= 0 v_y_11))))) (<= |c_ULTIMATE.start_main_~b~0#1| 2147483647) (= |c_ULTIMATE.start_main_~p~0#1| 1) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|))) is different from true [2024-12-06 03:10:18,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 03:10:21,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0]