./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/fermat2-ll.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_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/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_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/fermat2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/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_b865ef4c-2de1-4da9-bd31-4ba232147680/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 43c7c57321afe9055366ca260a89f0e4de96718cc528ce2ea2543b13c4af6ed7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:01,060 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:01,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:02:01,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:02:01,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:02:01,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:01,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:01,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:01,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:01,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:01,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:01,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:02:01,169 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:01,170 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:01,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:01,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:01,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:01,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:01,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:01,171 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:02:01,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:02:01,171 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_b865ef4c-2de1-4da9-bd31-4ba232147680/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 -> 43c7c57321afe9055366ca260a89f0e4de96718cc528ce2ea2543b13c4af6ed7 [2024-12-06 02:02:01,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:01,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:01,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:01,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:01,459 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:01,461 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench/fermat2-ll.c [2024-12-06 02:02:04,475 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/data/5d9ec1794/ee25b8f1584f49bf986f799a86e880a1/FLAG21026f2d3 [2024-12-06 02:02:04,661 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:04,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/sv-benchmarks/c/nla-digbench/fermat2-ll.c [2024-12-06 02:02:04,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/data/5d9ec1794/ee25b8f1584f49bf986f799a86e880a1/FLAG21026f2d3 [2024-12-06 02:02:04,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/data/5d9ec1794/ee25b8f1584f49bf986f799a86e880a1 [2024-12-06 02:02:04,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:04,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:04,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:04,687 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:04,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:04,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd715c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04, skipping insertion in model container [2024-12-06 02:02:04,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,705 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:04,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:04,863 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:04,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:04,897 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:04,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04 WrapperNode [2024-12-06 02:02:04,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:04,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:04,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:04,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:04,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,937 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2024-12-06 02:02:04,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:04,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:04,939 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:04,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:04,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,952 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,959 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,962 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:04,963 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:04,963 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:04,963 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:04,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:04" (1/1) ... [2024-12-06 02:02:04,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:04,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:05,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:05,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b865ef4c-2de1-4da9-bd31-4ba232147680/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:02:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:02:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:02:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:02:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:02:05,085 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:05,086 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:02:05,467 INFO L? ?]: Removed 79 outVars from TransFormulas that were not future-live. [2024-12-06 02:02:05,467 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:02:05,507 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:02:05,507 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:02:05,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:05 BoogieIcfgContainer [2024-12-06 02:02:05,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:02:05,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:02:05,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:02:05,517 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:02:05,517 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:05" (1/1) ... [2024-12-06 02:02:05,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:02:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 125 states and 129 transitions. [2024-12-06 02:02:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 129 transitions. [2024-12-06 02:02:05,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 02:02:05,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:05,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:05,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 124 states and 128 transitions. [2024-12-06 02:02:05,747 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 128 transitions. [2024-12-06 02:02:05,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:02:05,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:05,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:05,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 123 states and 127 transitions. [2024-12-06 02:02:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 127 transitions. [2024-12-06 02:02:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:02:05,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:05,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:05,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 122 states and 126 transitions. [2024-12-06 02:02:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2024-12-06 02:02:05,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:02:05,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:05,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:05,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 121 states and 125 transitions. [2024-12-06 02:02:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 125 transitions. [2024-12-06 02:02:06,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:02:06,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:06,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 120 states and 124 transitions. [2024-12-06 02:02:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2024-12-06 02:02:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:02:06,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:02:06,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:02:06,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 119 states and 123 transitions. [2024-12-06 02:02:06,184 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 123 transitions. [2024-12-06 02:02:06,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 02:02:06,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 118 states and 122 transitions. [2024-12-06 02:02:06,299 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 122 transitions. [2024-12-06 02:02:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 02:02:06,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:06,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 117 states and 121 transitions. [2024-12-06 02:02:06,412 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2024-12-06 02:02:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:02:06,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:06,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 116 states and 120 transitions. [2024-12-06 02:02:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 120 transitions. [2024-12-06 02:02:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:02:06,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 115 states and 119 transitions. [2024-12-06 02:02:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 119 transitions. [2024-12-06 02:02:06,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:02:06,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 114 states and 118 transitions. [2024-12-06 02:02:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 118 transitions. [2024-12-06 02:02:06,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:02:06,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:06,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:06,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 113 states and 117 transitions. [2024-12-06 02:02:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 117 transitions. [2024-12-06 02:02:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 02:02:07,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:07,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:07,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:02:07,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:07,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:07,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 112 states and 116 transitions. [2024-12-06 02:02:07,667 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2024-12-06 02:02:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 02:02:07,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:07,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:08,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 111 states and 115 transitions. [2024-12-06 02:02:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2024-12-06 02:02:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:02:08,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:08,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:08,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 112 states and 116 transitions. [2024-12-06 02:02:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2024-12-06 02:02:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:02:08,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:08,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:08,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:10,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 114 states and 119 transitions. [2024-12-06 02:02:10,047 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2024-12-06 02:02:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:02:10,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:10,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:10,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:02:10,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 117 states and 124 transitions. [2024-12-06 02:02:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2024-12-06 02:02:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:02:10,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:10,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:10,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:10,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:11,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 130 transitions. [2024-12-06 02:02:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 130 transitions. [2024-12-06 02:02:11,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:02:11,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:11,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:11,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:11,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 120 states and 129 transitions. [2024-12-06 02:02:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2024-12-06 02:02:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:02:11,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:11,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:02:11,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:14,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 126 states and 139 transitions. [2024-12-06 02:02:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2024-12-06 02:02:14,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:02:14,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:14,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:14,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:14,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:14,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 125 states and 138 transitions. [2024-12-06 02:02:14,539 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 138 transitions. [2024-12-06 02:02:14,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:02:14,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:14,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:14,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:14,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:02:14,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:16,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:16,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 133 states and 151 transitions. [2024-12-06 02:02:16,720 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 151 transitions. [2024-12-06 02:02:16,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 02:02:16,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:16,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:16,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:02:16,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 134 states and 152 transitions. [2024-12-06 02:02:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 152 transitions. [2024-12-06 02:02:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:02:16,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:16,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:02:16,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 135 states and 153 transitions. [2024-12-06 02:02:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 153 transitions. [2024-12-06 02:02:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:02:17,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:17,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 155 transitions. [2024-12-06 02:02:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 155 transitions. [2024-12-06 02:02:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:02:17,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:17,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 138 states and 158 transitions. [2024-12-06 02:02:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 158 transitions. [2024-12-06 02:02:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:02:18,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:18,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:18,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:02:18,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:18,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:18,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:18,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 141 states and 162 transitions. [2024-12-06 02:02:18,891 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 162 transitions. [2024-12-06 02:02:18,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:02:18,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:18,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:18,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:02:18,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:20,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 149 states and 171 transitions. [2024-12-06 02:02:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 171 transitions. [2024-12-06 02:02:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:02:20,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:20,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:20,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:20,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 151 states and 174 transitions. [2024-12-06 02:02:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 174 transitions. [2024-12-06 02:02:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:02:20,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:20,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 152 states and 175 transitions. [2024-12-06 02:02:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 175 transitions. [2024-12-06 02:02:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:02:20,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:20,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:20,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:20,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 153 states and 176 transitions. [2024-12-06 02:02:20,661 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 176 transitions. [2024-12-06 02:02:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:02:20,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:20,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:02:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:20,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:02:20,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:02:21,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:02:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 157 states and 181 transitions. [2024-12-06 02:02:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 181 transitions. [2024-12-06 02:02:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 02:02:21,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:21,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:24,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 178 states and 210 transitions. [2024-12-06 02:02:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 210 transitions. [2024-12-06 02:02:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:02:24,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:24,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 200 states and 240 transitions. [2024-12-06 02:02:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 240 transitions. [2024-12-06 02:02:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:02:26,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:26,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:26,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:26,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:26,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 205 states and 251 transitions. [2024-12-06 02:02:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 251 transitions. [2024-12-06 02:02:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:02:26,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:26,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:27,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 209 states and 262 transitions. [2024-12-06 02:02:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 262 transitions. [2024-12-06 02:02:29,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:02:29,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:29,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:29,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:29,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 208 states and 261 transitions. [2024-12-06 02:02:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 261 transitions. [2024-12-06 02:02:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:02:29,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:31,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:31,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 213 states and 272 transitions. [2024-12-06 02:02:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 272 transitions. [2024-12-06 02:02:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:02:31,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:31,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 216 states and 280 transitions. [2024-12-06 02:02:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 280 transitions. [2024-12-06 02:02:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:02:32,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:32,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:33,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:42,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 02:02:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:43,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 291 transitions. [2024-12-06 02:02:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 291 transitions. [2024-12-06 02:02:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:02:43,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:43,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:43,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:43,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 223 states and 293 transitions. [2024-12-06 02:02:43,070 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 293 transitions. [2024-12-06 02:02:43,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:02:43,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:43,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:43,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:43,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:44,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 227 states and 304 transitions. [2024-12-06 02:02:44,401 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 304 transitions. [2024-12-06 02:02:44,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:02:44,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 226 states and 303 transitions. [2024-12-06 02:02:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 303 transitions. [2024-12-06 02:02:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:02:44,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 227 states and 309 transitions. [2024-12-06 02:02:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 309 transitions. [2024-12-06 02:02:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:02:44,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:44,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 231 states and 320 transitions. [2024-12-06 02:02:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 320 transitions. [2024-12-06 02:02:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:02:45,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:45,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:47,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:47,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 237 states and 328 transitions. [2024-12-06 02:02:47,218 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 328 transitions. [2024-12-06 02:02:47,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:02:47,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:47,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:47,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:49,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:49,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 242 states and 340 transitions. [2024-12-06 02:02:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 340 transitions. [2024-12-06 02:02:49,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:02:49,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:49,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 249 states and 355 transitions. [2024-12-06 02:02:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 355 transitions. [2024-12-06 02:02:55,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:02:55,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:56,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:02:57,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 248 states and 354 transitions. [2024-12-06 02:02:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 354 transitions. [2024-12-06 02:02:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:02:57,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:57,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:02:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 255 states and 371 transitions. [2024-12-06 02:03:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 371 transitions. [2024-12-06 02:03:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:03:02,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 260 states and 384 transitions. [2024-12-06 02:03:06,862 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 384 transitions. [2024-12-06 02:03:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:03:06,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:06,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 259 states and 383 transitions. [2024-12-06 02:03:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 383 transitions. [2024-12-06 02:03:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:03:10,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:10,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:10,874 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:11,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 262 states and 393 transitions. [2024-12-06 02:03:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 393 transitions. [2024-12-06 02:03:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:03:11,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:11,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:03:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:11,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 02:03:11,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:03:23,239 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:03:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:03:42,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:04:03,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:04:24,264 WARN L286 SmtUtils]: Spent 20.06s on a formula simplification. DAG size of input: 40 DAG size of output: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:04:44,669 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:05,004 WARN L286 SmtUtils]: Spent 20.06s on a formula simplification. DAG size of input: 42 DAG size of output: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:16,563 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:27,170 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:05:37,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:05:57,854 WARN L286 SmtUtils]: Spent 20.09s on a formula simplification. DAG size of input: 51 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:06:08,629 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:06:28,985 WARN L286 SmtUtils]: Spent 20.05s on a formula simplification. DAG size of input: 47 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:06:42,432 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:08:30,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:08:41,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:08:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 285 states and 427 transitions. [2024-12-06 02:08:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 427 transitions. [2024-12-06 02:08:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:08:41,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:41,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:08:41,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:08:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 284 states and 426 transitions. [2024-12-06 02:08:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 426 transitions. [2024-12-06 02:08:54,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:08:54,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:54,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:08:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:08:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:55,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 288 states and 438 transitions. [2024-12-06 02:08:55,754 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 438 transitions. [2024-12-06 02:08:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:08:55,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:55,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:08:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:56,521 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:09:16,992 WARN L286 SmtUtils]: Spent 20.05s on a formula simplification. DAG size of input: 37 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:09:27,595 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:09:38,136 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:09:48,874 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 38 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 02:10:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 290 states and 442 transitions. [2024-12-06 02:10:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 442 transitions. [2024-12-06 02:10:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:10:25,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:25,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:10:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:25,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:10:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 289 states and 441 transitions. [2024-12-06 02:10:40,116 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 441 transitions. [2024-12-06 02:10:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:10:40,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:40,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:10:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:11:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 288 states and 440 transitions. [2024-12-06 02:11:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 440 transitions. [2024-12-06 02:11:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:11:14,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:11:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 298 states and 461 transitions. [2024-12-06 02:11:18,881 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 461 transitions. [2024-12-06 02:11:18,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:11:18,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:18,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:11:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 302 states and 469 transitions. [2024-12-06 02:11:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 469 transitions. [2024-12-06 02:11:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:11:22,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:22,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:11:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 305 states and 473 transitions. [2024-12-06 02:11:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 473 transitions. [2024-12-06 02:11:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 02:11:24,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:24,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:11:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:11:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:24,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:11:24,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:16:06,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:16:19,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-06 02:16:53,363 WARN L286 SmtUtils]: Spent 22.79s on a formula simplification. DAG size of input: 48 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)