./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/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_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb6ea6333d2c4e133ad252fe2bcbc17b832f383e2bb5defb402851de157204c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:27:39,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:27:39,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:27:39,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:27:39,270 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:27:39,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:27:39,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:27:39,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:27:39,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:27:39,288 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:27:39,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:27:39,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:27:39,288 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:27:39,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:27:39,289 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:27:39,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:27:39,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:27:39,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:27:39,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:27:39,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:27:39,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:27:39,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:27:39,290 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_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb6ea6333d2c4e133ad252fe2bcbc17b832f383e2bb5defb402851de157204c [2024-12-05 23:27:39,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:27:39,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:27:39,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:27:39,535 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:27:39,536 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:27:39,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c [2024-12-05 23:27:42,200 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/data/c28fce5ee/7f9c1d521ad848518e76f2c4c83e813b/FLAGf5cc6c542 [2024-12-05 23:27:42,394 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:27:42,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c [2024-12-05 23:27:42,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/data/c28fce5ee/7f9c1d521ad848518e76f2c4c83e813b/FLAGf5cc6c542 [2024-12-05 23:27:42,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/data/c28fce5ee/7f9c1d521ad848518e76f2c4c83e813b [2024-12-05 23:27:42,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:27:42,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:27:42,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:27:42,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:27:42,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:27:42,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38098a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42, skipping insertion in model container [2024-12-05 23:27:42,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,797 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:27:42,906 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c[597,610] [2024-12-05 23:27:42,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:27:42,932 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:27:42,941 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_unwindbound50.c[597,610] [2024-12-05 23:27:42,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:27:42,961 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:27:42,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42 WrapperNode [2024-12-05 23:27:42,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:27:42,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:27:42,963 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:27:42,963 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:27:42,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,982 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 23:27:42,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:27:42,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:27:42,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:27:42,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:27:42,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,990 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:42,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:27:42,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:27:42,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:27:42,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:27:42,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:42" (1/1) ... [2024-12-05 23:27:43,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:27:43,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:27:43,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:27:43,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59073689-1252-464b-a915-38620eef9f67/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:27:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:27:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:27:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:27:43,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:27:43,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:27:43,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:27:43,099 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:27:43,101 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:27:43,207 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-05 23:27:43,208 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:27:43,244 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:27:43,245 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:27:43,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:27:43 BoogieIcfgContainer [2024-12-05 23:27:43,245 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:27:43,246 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:27:43,246 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:27:43,254 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:27:43,254 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:27:43" (1/1) ... [2024-12-05 23:27:43,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:27:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:43,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-12-05 23:27:43,305 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-12-05 23:27:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:43,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:43,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:43,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:27:43,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-05 23:27:43,685 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-05 23:27:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:27:43,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:43,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:43,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 23:27:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 23:27:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 23:27:44,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:44,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:44,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:27:44,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-12-05 23:27:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-12-05 23:27:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 23:27:44,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:44,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:44,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 23:27:44,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2024-12-05 23:27:45,381 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2024-12-05 23:27:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:27:45,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:45,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:45,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2024-12-05 23:27:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2024-12-05 23:27:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:46,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:46,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:46,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 23:27:46,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:47,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:27:48,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:48,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 37 states and 71 transitions. [2024-12-05 23:27:48,092 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 71 transitions. [2024-12-05 23:27:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:48,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:48,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:48,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 23:27:48,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:48,509 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:27:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2024-12-05 23:27:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2024-12-05 23:27:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:27:49,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:49,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 23:27:49,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:51,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 82 transitions. [2024-12-05 23:27:51,093 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 82 transitions. [2024-12-05 23:27:51,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:27:51,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:51,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:51,304 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:53,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:53,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 45 states and 95 transitions. [2024-12-05 23:27:53,231 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 95 transitions. [2024-12-05 23:27:53,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:27:53,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:53,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:53,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 46 states and 97 transitions. [2024-12-05 23:27:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 97 transitions. [2024-12-05 23:27:53,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:27:53,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:53,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:53,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 23:27:53,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:54,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:27:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 50 states and 110 transitions. [2024-12-05 23:27:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 110 transitions. [2024-12-05 23:27:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:27:56,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:56,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:56,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 23:27:56,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:27:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 50 states and 105 transitions. [2024-12-05 23:27:58,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 105 transitions. [2024-12-05 23:27:58,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:27:58,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:58,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:58,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 23:27:58,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:28:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 55 states and 126 transitions. [2024-12-05 23:28:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 126 transitions. [2024-12-05 23:28:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:28:02,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:02,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:02,337 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:28:05,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 59 states and 141 transitions. [2024-12-05 23:28:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 141 transitions. [2024-12-05 23:28:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:28:05,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:05,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:28:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 60 states and 143 transitions. [2024-12-05 23:28:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 143 transitions. [2024-12-05 23:28:06,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:28:06,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:06,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:06,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 23:28:06,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:07,686 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:28:10,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:10,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 64 states and 157 transitions. [2024-12-05 23:28:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 157 transitions. [2024-12-05 23:28:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:28:10,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:10,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 23:28:10,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 23:28:13,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 64 states and 150 transitions. [2024-12-05 23:28:13,030 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 150 transitions. [2024-12-05 23:28:13,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 23:28:13,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:13,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:13,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 23:28:13,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:15,113 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 23:28:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:18,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 67 states and 164 transitions. [2024-12-05 23:28:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 164 transitions. [2024-12-05 23:28:18,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:28:18,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:18,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 23:28:23,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:23,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 71 states and 179 transitions. [2024-12-05 23:28:23,833 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 179 transitions. [2024-12-05 23:28:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:28:23,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:23,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 23:28:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 72 states and 181 transitions. [2024-12-05 23:28:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 181 transitions. [2024-12-05 23:28:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:28:24,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:24,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:24,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 23:28:24,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 21 proven. 41 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 23:28:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 76 states and 195 transitions. [2024-12-05 23:28:31,436 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 195 transitions. [2024-12-05 23:28:31,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:28:31,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:31,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:31,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 23:28:31,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:34,726 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 22 proven. 46 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 23:28:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 76 states and 186 transitions. [2024-12-05 23:28:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 186 transitions. [2024-12-05 23:28:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 23:28:37,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:37,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:37,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:37,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 23:28:37,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 23:28:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:47,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 79 states and 202 transitions. [2024-12-05 23:28:47,301 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 202 transitions. [2024-12-05 23:28:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:28:47,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:47,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:47,889 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 23:28:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 83 states and 217 transitions. [2024-12-05 23:28:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 217 transitions. [2024-12-05 23:28:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:28:54,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 23:28:55,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 84 states and 219 transitions. [2024-12-05 23:28:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 219 transitions. [2024-12-05 23:28:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 23:28:55,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:55,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:55,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 23:28:55,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:29:01,094 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 24 proven. 75 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-05 23:29:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 88 states and 233 transitions. [2024-12-05 23:29:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 233 transitions. [2024-12-05 23:29:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 23:29:07,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:07,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:29:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:07,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 23:29:07,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:29:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 26 proven. 61 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:29:14,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:14,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 88 states and 222 transitions. [2024-12-05 23:29:14,956 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 222 transitions. [2024-12-05 23:29:14,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:29:14,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:14,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:29:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:15,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 23:29:15,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:29:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 78 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 23:29:29,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 91 states and 240 transitions. [2024-12-05 23:29:29,415 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 240 transitions. [2024-12-05 23:29:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 23:29:29,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:29,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 23:29:42,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 95 states and 255 transitions. [2024-12-05 23:29:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 255 transitions. [2024-12-05 23:29:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 23:29:42,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:42,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 23:29:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 96 states and 257 transitions. [2024-12-05 23:29:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 257 transitions. [2024-12-05 23:29:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 23:29:43,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:29:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:44,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-12-05 23:29:44,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:29:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 40 proven. 94 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-05 23:30:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:06,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 100 states and 271 transitions. [2024-12-05 23:30:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 271 transitions. [2024-12-05 23:30:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 23:30:06,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:06,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:06,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:30:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:07,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 23:30:07,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:30:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 32 proven. 102 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-12-05 23:30:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:19,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 100 states and 258 transitions. [2024-12-05 23:30:19,378 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 258 transitions. [2024-12-05 23:30:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 23:30:19,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:19,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:30:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:19,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 23:30:19,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:30:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 14 proven. 105 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:30:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:46,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 103 states and 278 transitions. [2024-12-05 23:30:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 278 transitions. [2024-12-05 23:30:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:30:46,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:46,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:31:05,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 107 states and 293 transitions. [2024-12-05 23:31:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 293 transitions. [2024-12-05 23:31:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:31:05,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:05,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 14 proven. 98 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:31:07,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 108 states and 295 transitions. [2024-12-05 23:31:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 295 transitions. [2024-12-05 23:31:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:31:07,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:07,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:07,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:31:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:07,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 23:31:07,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:31:24,148 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 49 proven. 124 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-12-05 23:31:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 112 states and 309 transitions. [2024-12-05 23:31:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 309 transitions. [2024-12-05 23:31:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:31:42,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:42,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:31:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:43,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-05 23:31:43,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:31:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 33 proven. 143 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-05 23:32:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 112 states and 294 transitions. [2024-12-05 23:32:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 294 transitions. [2024-12-05 23:32:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 23:32:02,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:02,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:32:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:02,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 23:32:02,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:32:14,928 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 16 proven. 136 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 23:32:31,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:31,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 115 states and 316 transitions. [2024-12-05 23:32:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 316 transitions. [2024-12-05 23:32:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 23:32:31,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:31,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 23:32:48,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:48,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 119 states and 331 transitions. [2024-12-05 23:32:48,346 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 331 transitions. [2024-12-05 23:32:48,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 23:32:48,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:48,441 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 128 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 23:32:49,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 120 states and 333 transitions. [2024-12-05 23:32:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 333 transitions. [2024-12-05 23:32:49,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 23:32:49,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:49,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:32:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:49,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 23:32:49,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 58 proven. 164 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:33:30,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 124 states and 347 transitions. [2024-12-05 23:33:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 347 transitions. [2024-12-05 23:33:30,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 23:33:30,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:30,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:30,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-05 23:33:30,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:33:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 52 proven. 170 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-05 23:33:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 124 states and 330 transitions. [2024-12-05 23:33:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 330 transitions. [2024-12-05 23:33:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 23:33:54,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:54,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:33:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:55,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 23:33:55,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:34:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 18 proven. 171 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 23:34:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:34:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 127 states and 354 transitions. [2024-12-05 23:34:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 354 transitions. [2024-12-05 23:34:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:34:48,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:34:48,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:34:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:34:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 23:35:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:35:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 131 states and 369 transitions. [2024-12-05 23:35:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 369 transitions. [2024-12-05 23:35:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:35:16,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:35:16,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:35:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:35:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 18 proven. 162 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 23:35:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:35:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 132 states and 371 transitions. [2024-12-05 23:35:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 371 transitions. [2024-12-05 23:35:18,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:35:18,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:35:18,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:35:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:35:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:35:18,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-05 23:35:18,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:35:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 51 proven. 224 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-05 23:35:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:35:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 136 states and 385 transitions. [2024-12-05 23:35:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 385 transitions. [2024-12-05 23:35:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:35:58,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:35:58,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:35:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:35:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:35:59,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-12-05 23:35:59,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:36:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 73 proven. 199 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-05 23:36:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:36:27,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 136 states and 366 transitions. [2024-12-05 23:36:27,086 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 366 transitions. [2024-12-05 23:36:27,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-05 23:36:27,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:36:27,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:36:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:36:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:36:27,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 23:36:27,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:36:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 20 proven. 210 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 23:37:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 139 states and 392 transitions. [2024-12-05 23:37:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 392 transitions. [2024-12-05 23:37:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 23:37:21,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:21,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 23:37:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:37:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 143 states and 407 transitions. [2024-12-05 23:37:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 407 transitions. [2024-12-05 23:37:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 23:37:57,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:37:57,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:37:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:37:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 20 proven. 200 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 23:38:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:38:00,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 144 states and 409 transitions. [2024-12-05 23:38:00,900 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 409 transitions. [2024-12-05 23:38:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 23:38:00,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:38:00,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:38:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:38:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:38:01,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 115 conjuncts are in the unsatisfiable core [2024-12-05 23:38:01,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:38:38,251 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 62 proven. 252 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-05 23:39:09,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 148 states and 423 transitions. [2024-12-05 23:39:09,906 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 423 transitions. [2024-12-05 23:39:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 23:39:09,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:09,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:39:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:10,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-05 23:39:10,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:39:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 76 proven. 238 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-05 23:39:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 148 states and 402 transitions. [2024-12-05 23:39:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 402 transitions. [2024-12-05 23:39:44,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 23:39:44,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:44,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:39:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:45,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 23:39:45,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:40:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 22 proven. 253 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 23:40:54,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:40:54,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 151 states and 430 transitions. [2024-12-05 23:40:54,085 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 430 transitions. [2024-12-05 23:40:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 23:40:54,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:40:54,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:40:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:40:55,914 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 22 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 23:41:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:41:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 155 states and 445 transitions. [2024-12-05 23:41:27,018 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 445 transitions. [2024-12-05 23:41:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 23:41:27,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:41:27,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:41:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:41:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 22 proven. 242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 23:41:29,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:41:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 156 states and 447 transitions. [2024-12-05 23:41:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 447 transitions. [2024-12-05 23:41:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 23:41:29,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:41:29,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:41:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:41:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:41:29,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-12-05 23:41:29,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:42:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 65 proven. 328 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-12-05 23:42:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:42:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 160 states and 461 transitions. [2024-12-05 23:42:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 461 transitions. [2024-12-05 23:42:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 23:42:30,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:42:30,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:42:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:42:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:42:31,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-12-05 23:42:31,083 INFO L279 TraceCheckSpWp]: Computing forward predicates...