./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 20:24:13,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:24:13,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-28 20:24:13,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:24:13,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:24:13,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:24:13,261 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:24:13,261 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:24:13,262 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:24:13,263 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:24:13,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 20:24:13,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 20:24:13,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:24:13,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:24:13,266 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:24:13,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:24:13,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 20:24:13,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 20:24:13,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 20:24:13,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 20:24:13,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:24:13,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 20:24:13,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 20:24:13,273 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 20:24:13,273 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 20:24:13,273 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:24:13,274 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:24:13,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:24:13,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:24:13,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 20:24:13,275 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 20:24:13,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:24:13,276 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:24:13,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 20:24:13,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 20:24:13,277 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 20:24:13,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 20:24:13,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 20:24:13,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 20:24:13,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 20:24:13,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 20:24:13,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 20:24:13,279 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2023-11-28 20:24:13,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:24:13,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:24:13,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:24:13,513 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:24:13,514 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:24:13,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:16,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:24:16,484 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:24:16,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:16,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/4f4767882/e489fa980e3a4582895f778e19422c1b/FLAG735f9c425 [2023-11-28 20:24:16,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/4f4767882/e489fa980e3a4582895f778e19422c1b [2023-11-28 20:24:16,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:24:16,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:24:16,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:24:16,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:24:16,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:24:16,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da5212f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16, skipping insertion in model container [2023-11-28 20:24:16,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:24:16,675 WARN L240 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_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2023-11-28 20:24:16,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:24:16,755 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:24:16,768 WARN L240 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_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2023-11-28 20:24:16,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:24:16,821 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:24:16,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16 WrapperNode [2023-11-28 20:24:16,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:24:16,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:24:16,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:24:16,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:24:16,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,875 INFO L138 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2023-11-28 20:24:16,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:24:16,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:24:16,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:24:16,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:24:16,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,893 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,909 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-28 20:24:16,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,927 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:24:16,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:24:16,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:24:16,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:24:16,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (1/1) ... [2023-11-28 20:24:16,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:24:16,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:16,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 20:24:16,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 20:24:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 20:24:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 20:24:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 20:24:17,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 20:24:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:24:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:24:17,097 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:24:17,099 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:24:17,471 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:24:17,520 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:24:17,520 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 20:24:17,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:24:17 BoogieIcfgContainer [2023-11-28 20:24:17,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:24:17,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 20:24:17,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 20:24:17,525 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 20:24:17,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:24:16" (1/3) ... [2023-11-28 20:24:17,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac63454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:24:17, skipping insertion in model container [2023-11-28 20:24:17,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:16" (2/3) ... [2023-11-28 20:24:17,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac63454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:24:17, skipping insertion in model container [2023-11-28 20:24:17,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:24:17" (3/3) ... [2023-11-28 20:24:17,528 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:17,543 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 20:24:17,543 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 20:24:17,595 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 20:24:17,602 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@916a150, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 20:24:17,603 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 20:24:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-28 20:24:17,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-28 20:24:17,629 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:17,630 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:17,630 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:17,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:17,646 INFO L85 PathProgramCache]: Analyzing trace with hash -780432361, now seen corresponding path program 1 times [2023-11-28 20:24:17,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:17,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308972559] [2023-11-28 20:24:17,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:17,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:17,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:17,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308972559] [2023-11-28 20:24:17,907 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-28 20:24:17,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [414625701] [2023-11-28 20:24:17,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:17,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:17,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:17,910 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:17,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 20:24:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:18,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 20:24:18,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 3698 trivial. 0 not checked. [2023-11-28 20:24:18,238 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:18,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [414625701] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:18,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:18,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 20:24:18,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486503832] [2023-11-28 20:24:18,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:18,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 20:24:18,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:18,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 20:24:18,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:24:18,271 INFO L87 Difference]: Start difference. First operand has 105 states, 58 states have (on average 1.4827586206896552) internal successors, (86), 59 states have internal predecessors, (86), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-28 20:24:18,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:18,314 INFO L93 Difference]: Finished difference Result 207 states and 390 transitions. [2023-11-28 20:24:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 20:24:18,316 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) Word has length 261 [2023-11-28 20:24:18,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:18,324 INFO L225 Difference]: With dead ends: 207 [2023-11-28 20:24:18,325 INFO L226 Difference]: Without dead ends: 103 [2023-11-28 20:24:18,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:24:18,333 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:18,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 20:24:18,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-28 20:24:18,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-28 20:24:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 57 states have internal predecessors, (81), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-28 20:24:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 169 transitions. [2023-11-28 20:24:18,391 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 169 transitions. Word has length 261 [2023-11-28 20:24:18,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:18,391 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 169 transitions. [2023-11-28 20:24:18,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-28 20:24:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2023-11-28 20:24:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-28 20:24:18,399 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:18,399 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:18,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:18,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-28 20:24:18,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:18,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:18,607 INFO L85 PathProgramCache]: Analyzing trace with hash -395895477, now seen corresponding path program 1 times [2023-11-28 20:24:18,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:18,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533828552] [2023-11-28 20:24:18,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:18,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:18,683 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:18,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1372459858] [2023-11-28 20:24:18,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:18,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:18,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:18,685 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:18,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 20:24:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:18,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:18,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:18,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:18,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:18,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:18,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533828552] [2023-11-28 20:24:18,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:18,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372459858] [2023-11-28 20:24:18,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372459858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:18,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:18,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 20:24:18,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950689931] [2023-11-28 20:24:18,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:18,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:18,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:18,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:18,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:18,972 INFO L87 Difference]: Start difference. First operand 103 states and 169 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:19,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:19,043 INFO L93 Difference]: Finished difference Result 295 states and 481 transitions. [2023-11-28 20:24:19,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:24:19,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 261 [2023-11-28 20:24:19,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:19,050 INFO L225 Difference]: With dead ends: 295 [2023-11-28 20:24:19,050 INFO L226 Difference]: Without dead ends: 193 [2023-11-28 20:24:19,052 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:19,053 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 141 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:19,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 450 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 20:24:19,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-28 20:24:19,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 190. [2023-11-28 20:24:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 99 states have (on average 1.3232323232323233) internal successors, (131), 99 states have internal predecessors, (131), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-28 20:24:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 307 transitions. [2023-11-28 20:24:19,099 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 307 transitions. Word has length 261 [2023-11-28 20:24:19,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:19,101 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 307 transitions. [2023-11-28 20:24:19,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:19,101 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 307 transitions. [2023-11-28 20:24:19,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-28 20:24:19,107 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:19,107 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:19,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 20:24:19,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:19,313 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:19,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:19,313 INFO L85 PathProgramCache]: Analyzing trace with hash 298322115, now seen corresponding path program 1 times [2023-11-28 20:24:19,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:19,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124945906] [2023-11-28 20:24:19,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:19,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:19,372 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:19,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [794315123] [2023-11-28 20:24:19,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:19,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:19,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:19,374 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:19,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 20:24:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:19,568 INFO L262 TraceCheckSpWp]: Trace formula consists of 585 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:19,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:19,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:19,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:19,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124945906] [2023-11-28 20:24:19,609 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:19,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794315123] [2023-11-28 20:24:19,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794315123] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:19,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:19,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 20:24:19,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722427840] [2023-11-28 20:24:19,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:19,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:19,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:19,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:19,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:19,612 INFO L87 Difference]: Start difference. First operand 190 states and 307 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:19,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:19,674 INFO L93 Difference]: Finished difference Result 382 states and 616 transitions. [2023-11-28 20:24:19,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:24:19,675 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 262 [2023-11-28 20:24:19,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:19,679 INFO L225 Difference]: With dead ends: 382 [2023-11-28 20:24:19,679 INFO L226 Difference]: Without dead ends: 193 [2023-11-28 20:24:19,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:19,682 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 149 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:19,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 311 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 20:24:19,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-28 20:24:19,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 190. [2023-11-28 20:24:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 99 states have (on average 1.303030303030303) internal successors, (129), 99 states have internal predecessors, (129), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-28 20:24:19,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 305 transitions. [2023-11-28 20:24:19,720 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 305 transitions. Word has length 262 [2023-11-28 20:24:19,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:19,721 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 305 transitions. [2023-11-28 20:24:19,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 305 transitions. [2023-11-28 20:24:19,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-28 20:24:19,724 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:19,725 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:19,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-28 20:24:19,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:19,925 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:19,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:19,926 INFO L85 PathProgramCache]: Analyzing trace with hash 2073329477, now seen corresponding path program 1 times [2023-11-28 20:24:19,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:19,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319177069] [2023-11-28 20:24:19,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:19,971 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:19,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1078925044] [2023-11-28 20:24:19,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:19,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:19,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:19,973 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:19,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-28 20:24:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:20,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-28 20:24:20,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:21,167 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:21,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:21,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319177069] [2023-11-28 20:24:21,167 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:21,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078925044] [2023-11-28 20:24:21,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078925044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:21,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:21,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 20:24:21,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348875435] [2023-11-28 20:24:21,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:21,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 20:24:21,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:21,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 20:24:21,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 20:24:21,170 INFO L87 Difference]: Start difference. First operand 190 states and 305 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:21,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:21,418 INFO L93 Difference]: Finished difference Result 657 states and 1058 transitions. [2023-11-28 20:24:21,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 20:24:21,419 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 262 [2023-11-28 20:24:21,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:21,425 INFO L225 Difference]: With dead ends: 657 [2023-11-28 20:24:21,425 INFO L226 Difference]: Without dead ends: 468 [2023-11-28 20:24:21,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 20:24:21,427 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 198 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 395 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:21,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 395 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-28 20:24:21,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2023-11-28 20:24:21,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 377. [2023-11-28 20:24:21,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 196 states have (on average 1.2959183673469388) internal successors, (254), 196 states have internal predecessors, (254), 176 states have call successors, (176), 4 states have call predecessors, (176), 4 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-28 20:24:21,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 606 transitions. [2023-11-28 20:24:21,492 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 606 transitions. Word has length 262 [2023-11-28 20:24:21,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:21,493 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 606 transitions. [2023-11-28 20:24:21,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:21,494 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 606 transitions. [2023-11-28 20:24:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-28 20:24:21,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:21,496 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:21,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-28 20:24:21,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:21,697 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:21,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:21,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1463921879, now seen corresponding path program 1 times [2023-11-28 20:24:21,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:21,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950341622] [2023-11-28 20:24:21,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:21,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:21,762 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:21,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002791828] [2023-11-28 20:24:21,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:21,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:21,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:21,764 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:21,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-28 20:24:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:21,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-28 20:24:21,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 2417 proven. 60 refuted. 0 times theorem prover too weak. 1307 trivial. 0 not checked. [2023-11-28 20:24:22,505 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 69 proven. 60 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-11-28 20:24:22,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:22,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950341622] [2023-11-28 20:24:22,800 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:22,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002791828] [2023-11-28 20:24:22,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002791828] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 20:24:22,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 20:24:22,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-28 20:24:22,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846894408] [2023-11-28 20:24:22,801 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 20:24:22,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-28 20:24:22,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:22,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-28 20:24:22,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-28 20:24:22,804 INFO L87 Difference]: Start difference. First operand 377 states and 606 transitions. Second operand has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2023-11-28 20:24:23,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:23,187 INFO L93 Difference]: Finished difference Result 777 states and 1231 transitions. [2023-11-28 20:24:23,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 20:24:23,188 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) Word has length 263 [2023-11-28 20:24:23,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:23,193 INFO L225 Difference]: With dead ends: 777 [2023-11-28 20:24:23,193 INFO L226 Difference]: Without dead ends: 401 [2023-11-28 20:24:23,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=110, Unknown=0, NotChecked=0, Total=182 [2023-11-28 20:24:23,196 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 206 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:23,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 245 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-28 20:24:23,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2023-11-28 20:24:23,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 393. [2023-11-28 20:24:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 208 states have (on average 1.2596153846153846) internal successors, (262), 208 states have internal predecessors, (262), 176 states have call successors, (176), 8 states have call predecessors, (176), 8 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-28 20:24:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 614 transitions. [2023-11-28 20:24:23,264 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 614 transitions. Word has length 263 [2023-11-28 20:24:23,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:23,265 INFO L495 AbstractCegarLoop]: Abstraction has 393 states and 614 transitions. [2023-11-28 20:24:23,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.9) internal successors, (79), 10 states have internal predecessors, (79), 5 states have call successors, (80), 3 states have call predecessors, (80), 5 states have return successors, (80), 5 states have call predecessors, (80), 5 states have call successors, (80) [2023-11-28 20:24:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 614 transitions. [2023-11-28 20:24:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-28 20:24:23,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:23,268 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:23,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-28 20:24:23,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:23,469 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:23,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:23,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1861309736, now seen corresponding path program 1 times [2023-11-28 20:24:23,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:23,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819794419] [2023-11-28 20:24:23,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:23,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:23,506 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:23,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1722608962] [2023-11-28 20:24:23,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:23,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:23,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:23,508 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:23,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-28 20:24:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:23,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-28 20:24:23,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:24,633 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2023-11-28 20:24:24,633 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-11-28 20:24:25,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:25,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819794419] [2023-11-28 20:24:25,270 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:25,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722608962] [2023-11-28 20:24:25,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722608962] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 20:24:25,270 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 20:24:25,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2023-11-28 20:24:25,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546222398] [2023-11-28 20:24:25,271 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 20:24:25,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-28 20:24:25,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:25,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-28 20:24:25,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-28 20:24:25,274 INFO L87 Difference]: Start difference. First operand 393 states and 614 transitions. Second operand has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 4 states have call successors, (88), 3 states have call predecessors, (88), 5 states have return successors, (88), 4 states have call predecessors, (88), 4 states have call successors, (88) [2023-11-28 20:24:26,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:26,323 INFO L93 Difference]: Finished difference Result 863 states and 1315 transitions. [2023-11-28 20:24:26,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-28 20:24:26,324 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 4 states have call successors, (88), 3 states have call predecessors, (88), 5 states have return successors, (88), 4 states have call predecessors, (88), 4 states have call successors, (88) Word has length 264 [2023-11-28 20:24:26,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:26,331 INFO L225 Difference]: With dead ends: 863 [2023-11-28 20:24:26,332 INFO L226 Difference]: Without dead ends: 666 [2023-11-28 20:24:26,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 534 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=117, Invalid=189, Unknown=0, NotChecked=0, Total=306 [2023-11-28 20:24:26,334 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 312 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:26,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 619 Invalid, 1050 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-28 20:24:26,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2023-11-28 20:24:26,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 414. [2023-11-28 20:24:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 225 states have (on average 1.2577777777777779) internal successors, (283), 225 states have internal predecessors, (283), 176 states have call successors, (176), 12 states have call predecessors, (176), 12 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-28 20:24:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 635 transitions. [2023-11-28 20:24:26,445 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 635 transitions. Word has length 264 [2023-11-28 20:24:26,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:26,446 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 635 transitions. [2023-11-28 20:24:26,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 4 states have call successors, (88), 3 states have call predecessors, (88), 5 states have return successors, (88), 4 states have call predecessors, (88), 4 states have call successors, (88) [2023-11-28 20:24:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 635 transitions. [2023-11-28 20:24:26,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-28 20:24:26,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:26,448 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:26,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-28 20:24:26,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-28 20:24:26,649 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:26,650 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:26,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1918568038, now seen corresponding path program 1 times [2023-11-28 20:24:26,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:26,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212019339] [2023-11-28 20:24:26,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:26,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:26,680 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:26,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1717359345] [2023-11-28 20:24:26,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:26,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:26,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:26,682 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:26,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-28 20:24:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:26,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:26,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:26,877 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:26,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:24:26,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212019339] [2023-11-28 20:24:26,877 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 20:24:26,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1717359345] [2023-11-28 20:24:26,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1717359345] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:26,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:26,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 20:24:26,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585685936] [2023-11-28 20:24:26,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:26,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:26,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:24:26,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:26,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:26,880 INFO L87 Difference]: Start difference. First operand 414 states and 635 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:26,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:26,981 INFO L93 Difference]: Finished difference Result 829 states and 1271 transitions. [2023-11-28 20:24:26,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:24:26,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 264 [2023-11-28 20:24:26,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:26,988 INFO L225 Difference]: With dead ends: 829 [2023-11-28 20:24:26,988 INFO L226 Difference]: Without dead ends: 619 [2023-11-28 20:24:26,990 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:26,990 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 162 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:26,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 320 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 20:24:26,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2023-11-28 20:24:27,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 413. [2023-11-28 20:24:27,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 224 states have (on average 1.25) internal successors, (280), 224 states have internal predecessors, (280), 176 states have call successors, (176), 12 states have call predecessors, (176), 12 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-28 20:24:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 632 transitions. [2023-11-28 20:24:27,083 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 632 transitions. Word has length 264 [2023-11-28 20:24:27,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:27,084 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 632 transitions. [2023-11-28 20:24:27,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:27,085 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 632 transitions. [2023-11-28 20:24:27,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-11-28 20:24:27,087 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:27,087 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:27,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:27,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-28 20:24:27,288 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:27,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:27,288 INFO L85 PathProgramCache]: Analyzing trace with hash 2070694059, now seen corresponding path program 1 times [2023-11-28 20:24:27,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:24:27,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256240769] [2023-11-28 20:24:27,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:27,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:24:27,327 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 20:24:27,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1531905039] [2023-11-28 20:24:27,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:27,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:27,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:27,329 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:24:27,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-28 20:24:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:24:27,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:24:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:24:27,732 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:24:27,732 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 20:24:27,733 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-28 20:24:27,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:27,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:24:27,937 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:27,941 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 20:24:28,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-28 20:24:28,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:24:28 BoogieIcfgContainer [2023-11-28 20:24:28,092 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 20:24:28,093 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 20:24:28,093 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 20:24:28,093 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 20:24:28,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:24:17" (3/4) ... [2023-11-28 20:24:28,095 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 20:24:28,096 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 20:24:28,096 INFO L158 Benchmark]: Toolchain (without parser) took 11583.76ms. Allocated memory was 161.5MB in the beginning and 234.9MB in the end (delta: 73.4MB). Free memory was 119.8MB in the beginning and 124.8MB in the end (delta: -4.9MB). Peak memory consumption was 69.0MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,096 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 132.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:24:28,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.42ms. Allocated memory is still 161.5MB. Free memory was 119.8MB in the beginning and 104.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.35ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 101.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,097 INFO L158 Benchmark]: Boogie Preprocessor took 58.28ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 97.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,097 INFO L158 Benchmark]: RCFGBuilder took 585.47ms. Allocated memory is still 161.5MB. Free memory was 97.3MB in the beginning and 67.4MB in the end (delta: 29.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,097 INFO L158 Benchmark]: TraceAbstraction took 10569.84ms. Allocated memory was 161.5MB in the beginning and 234.9MB in the end (delta: 73.4MB). Free memory was 66.3MB in the beginning and 124.8MB in the end (delta: -58.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-28 20:24:28,098 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 234.9MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:24:28,099 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 132.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.42ms. Allocated memory is still 161.5MB. Free memory was 119.8MB in the beginning and 104.5MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.35ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 101.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.28ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 97.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 585.47ms. Allocated memory is still 161.5MB. Free memory was 97.3MB in the beginning and 67.4MB in the end (delta: 29.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10569.84ms. Allocated memory was 161.5MB in the beginning and 234.9MB in the end (delta: 73.4MB). Free memory was 66.3MB in the beginning and 124.8MB in the end (delta: -58.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 234.9MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 217, overapproximation of someBinaryDOUBLEComparisonOperation at line 217, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 0; [L26] signed short int var_1_9 = 0; [L27] signed short int var_1_10 = 8; [L28] signed char var_1_11 = 1; [L29] signed char var_1_12 = 32; [L30] signed char var_1_13 = -2; [L31] signed char var_1_14 = 8; [L32] signed char var_1_15 = 0; [L33] signed char var_1_16 = 10; [L34] signed char var_1_17 = 32; [L35] unsigned char var_1_18 = 0; [L36] signed char var_1_19 = -1; [L37] signed short int var_1_20 = 100; [L38] signed short int var_1_22 = 29265; [L39] float var_1_23 = 31.6; [L40] float var_1_24 = 9.2; [L41] float var_1_25 = 15.6; [L42] float var_1_26 = 25.25; [L43] unsigned long int var_1_27 = 256; [L44] double var_1_29 = 15.86; [L45] double var_1_30 = 64.25; [L46] signed short int var_1_31 = 10; [L47] signed short int var_1_34 = 16; [L48] signed short int var_1_35 = 8; [L49] signed short int var_1_37 = 64; [L50] signed short int var_1_38 = 128; [L51] float var_1_39 = 4.7; [L52] unsigned short int var_1_40 = 100; [L53] signed short int var_1_41 = 4; [L54] unsigned long int var_1_43 = 64; [L55] unsigned long int var_1_44 = 5; [L56] float var_1_45 = 31.6; [L57] float var_1_46 = 24.875; [L58] unsigned short int var_1_47 = 64; [L59] double var_1_48 = 16.75; [L221] isInitial = 1 [L222] FCALL initially() [L223] COND TRUE 1 [L224] FCALL updateLastVariables() [L225] CALL updateVariables() [L146] var_1_6 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_7=0, var_1_8=0, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L150] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=0] [L152] var_1_9 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L153] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L154] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L154] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, var_1_10=8, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L155] var_1_10 = __VERIFIER_nondet_short() [L156] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L156] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L157] CALL assume_abort_if_not(var_1_10 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L157] RET assume_abort_if_not(var_1_10 <= 16383) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=32, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L158] var_1_12 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L159] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L160] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L160] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-2, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L161] var_1_13 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L162] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L163] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L163] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=8, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L164] var_1_14 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L165] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L166] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L166] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=0, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L167] var_1_15 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L168] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L169] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L169] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=10, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L170] var_1_16 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L171] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L172] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L172] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=32, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L173] var_1_17 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L174] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L175] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L175] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=-1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L176] var_1_19 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L177] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L178] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L178] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L179] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L179] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=29265, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L180] var_1_22 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_22 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L181] RET assume_abort_if_not(var_1_22 >= 16382) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L182] CALL assume_abort_if_not(var_1_22 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L182] RET assume_abort_if_not(var_1_22 <= 32766) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_24=46/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L183] var_1_24 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L184] RET assume_abort_if_not((var_1_24 >= -461168.6018427382800e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 4611686.018427382800e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_25=78/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L185] var_1_25 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L186] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_26=101/4, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L187] var_1_26 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L188] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_30=257/4, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L189] var_1_30 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L190] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=16, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L191] var_1_34 = __VERIFIER_nondet_short() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L193] CALL assume_abort_if_not(var_1_34 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L193] RET assume_abort_if_not(var_1_34 <= 32766) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=8, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L194] var_1_35 = __VERIFIER_nondet_short() [L195] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L195] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L196] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L196] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=64, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L197] var_1_37 = __VERIFIER_nondet_short() [L198] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L198] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L199] CALL assume_abort_if_not(var_1_37 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L199] RET assume_abort_if_not(var_1_37 <= 16383) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=128, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L200] var_1_38 = __VERIFIER_nondet_short() [L201] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L201] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L202] CALL assume_abort_if_not(var_1_38 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L202] RET assume_abort_if_not(var_1_38 <= 16383) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=64, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L203] var_1_43 = __VERIFIER_nondet_ulong() [L204] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L204] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L205] CALL assume_abort_if_not(var_1_43 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L205] RET assume_abort_if_not(var_1_43 <= 4294967295) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L206] CALL assume_abort_if_not(var_1_43 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L206] RET assume_abort_if_not(var_1_43 != 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=5, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L207] var_1_44 = __VERIFIER_nondet_ulong() [L208] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L208] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L209] CALL assume_abort_if_not(var_1_44 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L209] RET assume_abort_if_not(var_1_44 <= 4294967295) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L210] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L210] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_46=199/8, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L211] var_1_46 = __VERIFIER_nondet_float() [L212] CALL assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L212] RET assume_abort_if_not((var_1_46 >= -461168.6018427382800e+13F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 4611686.018427382800e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=16446] [L225] RET updateVariables() [L226] CALL step() [L63] var_1_8 = (var_1_9 - (2 + var_1_10)) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L64] COND TRUE var_1_22 != var_1_12 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_23=158/5, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L65] COND TRUE var_1_10 <= var_1_17 [L66] var_1_23 = (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=47/10, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L71] COND FALSE !(var_1_23 < var_1_30) [L76] var_1_39 = 15.6f VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=64, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L78] var_1_47 = var_1_37 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L79] COND FALSE !(! ((var_1_9 - var_1_22) > var_1_12)) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L82] COND FALSE !(var_1_23 == var_1_23) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=100, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L87] COND TRUE (- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23) [L88] var_1_20 = ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=100, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L92] var_1_40 = var_1_35 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L93] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L100] EXPR var_1_34 | var_1_27 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=4, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L100] COND FALSE !(var_1_27 > (var_1_34 | var_1_27)) [L107] var_1_41 = var_1_38 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L110] COND FALSE !(var_1_1 || var_1_1) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L113] COND FALSE !(\read(var_1_18)) [L116] var_1_1 = var_1_7 VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L118] COND FALSE !(var_1_18 && var_1_18) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L121] COND FALSE !(((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) > var_1_34) VAL [isInitial=1, var_1_10=126, var_1_11=1, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L129] COND TRUE \read(var_1_1) [L130] var_1_11 = (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) VAL [isInitial=1, var_1_10=126, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=793/50, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_47=0, var_1_48=67/4, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L142] var_1_29 = var_1_30 [L143] var_1_48 = var_1_46 [L226] RET step() [L227] CALL, EXPR property() [L217-L218] return ((((((var_1_18 ? (var_1_1 == ((unsigned char) (((-128 <= var_1_20) || (var_1_23 >= var_1_23)) && var_1_6))) : (var_1_1 == ((unsigned char) var_1_7))) && (var_1_8 == ((signed short int) (var_1_9 - (2 + var_1_10))))) && (var_1_1 ? (var_1_11 == ((signed char) (var_1_12 + ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : ((var_1_27 >= var_1_14) ? (var_1_11 == ((signed char) ((var_1_15 + var_1_16) - var_1_17))) : (var_1_7 ? (var_1_11 == ((signed char) var_1_16)) : (var_1_11 == ((signed char) var_1_12)))))) && ((var_1_23 == var_1_23) ? ((var_1_15 >= (var_1_27 / var_1_19)) ? (var_1_18 == ((unsigned char) var_1_7)) : 1) : 1)) && (((- ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23)))) > (1.625 * var_1_23)) ? (var_1_20 == ((signed short int) ((var_1_22 - (var_1_16 + var_1_15)) - var_1_10))) : (var_1_20 == ((signed short int) var_1_19)))) && ((var_1_22 != var_1_12) ? ((var_1_10 <= var_1_17) ? (var_1_23 == ((float) (var_1_24 + ((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))) : 1) : (var_1_23 == ((float) var_1_25)))) && ((! ((var_1_9 - var_1_22) > var_1_12)) ? (var_1_27 == ((unsigned long int) var_1_15)) : 1) ; [L227] RET, EXPR property() [L227] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=126, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=3, var_1_30=3, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_46=2, var_1_47=0, var_1_48=2, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=126, var_1_11=0, var_1_12=63, var_1_13=-63, var_1_14=-63, var_1_15=63, var_1_16=0, var_1_17=126, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=16193, var_1_22=16382, var_1_27=256, var_1_29=3, var_1_30=3, var_1_31=10, var_1_34=256, var_1_35=32766, var_1_37=0, var_1_38=16383, var_1_39=78/5, var_1_40=32766, var_1_41=16383, var_1_43=4294967295, var_1_44=4294967295, var_1_45=158/5, var_1_46=2, var_1_47=0, var_1_48=2, var_1_6=0, var_1_7=1, var_1_8=16318, var_1_9=16446] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 8, TraceHistogramMax: 44, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1193 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1168 mSDsluCounter, 2506 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1304 mSDsCounter, 312 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1237 IncrementalHoareTripleChecker+Invalid, 1549 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 312 mSolverCounterUnsat, 1202 mSDtfsCounter, 1237 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2367 GetRequests, 2333 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=414occurred in iteration=6, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 563 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 2362 NumberOfCodeBlocks, 2362 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2355 ConstructedInterpolants, 0 QuantifiedInterpolants, 7726 SizeOfPredicates, 13 NumberOfNonLiveVariables, 4095 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 33684/34056 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-28 20:24:28,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 20:24:30,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:24:30,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-28 20:24:30,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:24:30,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:24:30,154 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:24:30,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:24:30,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:24:30,156 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:24:30,156 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:24:30,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 20:24:30,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 20:24:30,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:24:30,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:24:30,159 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:24:30,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:24:30,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 20:24:30,161 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 20:24:30,161 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 20:24:30,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:24:30,163 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 20:24:30,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 20:24:30,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 20:24:30,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 20:24:30,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 20:24:30,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 20:24:30,166 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 20:24:30,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:24:30,167 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:24:30,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:24:30,167 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:24:30,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 20:24:30,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 20:24:30,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:24:30,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:24:30,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 20:24:30,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 20:24:30,169 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 20:24:30,170 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:30,170 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 20:24:30,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 20:24:30,170 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 20:24:30,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 20:24:30,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 20:24:30,171 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 20:24:30,171 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5986781e31ed22dce25a03ab711fe00df03e399d24cf7de533a4c351b15887a6 [2023-11-28 20:24:30,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:24:30,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:24:30,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:24:30,476 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:24:30,476 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:24:30,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:33,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:24:33,515 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:24:33,516 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:33,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/ae9393939/54c34179af774a269126a14c9c18a400/FLAG1584017ac [2023-11-28 20:24:33,542 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/data/ae9393939/54c34179af774a269126a14c9c18a400 [2023-11-28 20:24:33,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:24:33,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:24:33,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:24:33,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:24:33,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:24:33,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c56fa19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33, skipping insertion in model container [2023-11-28 20:24:33,556 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,595 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:24:33,751 WARN L240 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_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2023-11-28 20:24:33,821 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:24:33,840 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:24:33,853 WARN L240 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_3a951303-9b0f-40c4-8377-67624c4f5c3e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i[919,932] [2023-11-28 20:24:33,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:24:33,912 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:24:33,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33 WrapperNode [2023-11-28 20:24:33,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:24:33,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:24:33,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:24:33,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:24:33,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,976 INFO L138 Inliner]: procedures = 27, calls = 57, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 233 [2023-11-28 20:24:33,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:24:33,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:24:33,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:24:33,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:24:33,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:33,994 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,010 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-28 20:24:34,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:24:34,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:24:34,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:24:34,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:24:34,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (1/1) ... [2023-11-28 20:24:34,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 20:24:34,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:24:34,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 20:24:34,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 20:24:34,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 20:24:34,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 20:24:34,109 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 20:24:34,110 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 20:24:34,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:24:34,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:24:34,209 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:24:34,211 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:24:37,003 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:24:37,057 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:24:37,057 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 20:24:37,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:24:37 BoogieIcfgContainer [2023-11-28 20:24:37,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:24:37,060 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 20:24:37,061 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 20:24:37,064 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 20:24:37,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:24:33" (1/3) ... [2023-11-28 20:24:37,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a76ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:24:37, skipping insertion in model container [2023-11-28 20:24:37,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:24:33" (2/3) ... [2023-11-28 20:24:37,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69a76ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:24:37, skipping insertion in model container [2023-11-28 20:24:37,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:24:37" (3/3) ... [2023-11-28 20:24:37,066 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-29.i [2023-11-28 20:24:37,086 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 20:24:37,086 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 20:24:37,139 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 20:24:37,144 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@756e955f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 20:24:37,145 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 20:24:37,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-28 20:24:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-28 20:24:37,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:37,168 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:37,169 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:37,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:37,174 INFO L85 PathProgramCache]: Analyzing trace with hash -62389970, now seen corresponding path program 1 times [2023-11-28 20:24:37,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:24:37,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1804161143] [2023-11-28 20:24:37,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:37,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:37,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:24:37,188 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:24:37,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-28 20:24:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:37,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 20:24:37,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1574 proven. 0 refuted. 0 times theorem prover too weak. 2210 trivial. 0 not checked. [2023-11-28 20:24:37,785 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:37,786 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:24:37,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1804161143] [2023-11-28 20:24:37,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1804161143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:37,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:37,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 20:24:37,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558070455] [2023-11-28 20:24:37,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:37,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 20:24:37,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:24:37,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 20:24:37,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:24:37,824 INFO L87 Difference]: Start difference. First operand has 103 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-28 20:24:39,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:24:39,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:39,172 INFO L93 Difference]: Finished difference Result 202 states and 380 transitions. [2023-11-28 20:24:39,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 20:24:39,198 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 261 [2023-11-28 20:24:39,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:39,206 INFO L225 Difference]: With dead ends: 202 [2023-11-28 20:24:39,207 INFO L226 Difference]: Without dead ends: 100 [2023-11-28 20:24:39,211 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:24:39,214 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:39,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 158 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-28 20:24:39,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-28 20:24:39,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2023-11-28 20:24:39,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 54 states have (on average 1.3518518518518519) internal successors, (73), 54 states have internal predecessors, (73), 44 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-28 20:24:39,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 161 transitions. [2023-11-28 20:24:39,265 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 161 transitions. Word has length 261 [2023-11-28 20:24:39,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:39,265 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 161 transitions. [2023-11-28 20:24:39,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-28 20:24:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 161 transitions. [2023-11-28 20:24:39,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-28 20:24:39,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:39,273 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:39,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:39,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:39,474 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:39,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:39,475 INFO L85 PathProgramCache]: Analyzing trace with hash 322146914, now seen corresponding path program 1 times [2023-11-28 20:24:39,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:24:39,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533738991] [2023-11-28 20:24:39,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:39,477 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:39,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:24:39,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:24:39,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-28 20:24:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:40,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-28 20:24:40,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2023-11-28 20:24:40,612 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:40,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:24:40,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [533738991] [2023-11-28 20:24:40,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [533738991] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:24:40,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [477378268] [2023-11-28 20:24:40,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:40,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:40,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-28 20:24:40,683 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-28 20:24:40,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-28 20:24:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:41,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:41,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:41,357 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:41,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [477378268] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:41,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 20:24:41,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-28 20:24:41,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565175981] [2023-11-28 20:24:41,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:41,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:41,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:24:41,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:41,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 20:24:41,362 INFO L87 Difference]: Start difference. First operand 100 states and 161 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:42,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:24:42,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:42,955 INFO L93 Difference]: Finished difference Result 289 states and 465 transitions. [2023-11-28 20:24:42,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:24:42,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 261 [2023-11-28 20:24:42,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:42,961 INFO L225 Difference]: With dead ends: 289 [2023-11-28 20:24:42,961 INFO L226 Difference]: Without dead ends: 190 [2023-11-28 20:24:42,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 20:24:42,964 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 143 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:42,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 303 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-28 20:24:42,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-11-28 20:24:43,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 187. [2023-11-28 20:24:43,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 88 states have call successors, (88), 2 states have call predecessors, (88), 2 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2023-11-28 20:24:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 300 transitions. [2023-11-28 20:24:43,006 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 300 transitions. Word has length 261 [2023-11-28 20:24:43,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:43,007 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 300 transitions. [2023-11-28 20:24:43,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 300 transitions. [2023-11-28 20:24:43,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2023-11-28 20:24:43,018 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:43,019 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:43,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:43,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-28 20:24:43,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:43,425 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:43,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:43,426 INFO L85 PathProgramCache]: Analyzing trace with hash 2097154276, now seen corresponding path program 1 times [2023-11-28 20:24:43,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:24:43,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [218391996] [2023-11-28 20:24:43,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:43,427 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:43,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:24:43,429 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:24:43,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-28 20:24:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:43,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-28 20:24:43,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:44,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2023-11-28 20:24:44,464 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:44,528 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:24:44,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [218391996] [2023-11-28 20:24:44,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [218391996] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:24:44,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1635486974] [2023-11-28 20:24:44,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:44,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:44,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-28 20:24:44,531 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-28 20:24:44,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-28 20:24:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:45,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:45,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:45,970 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:45,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1635486974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:45,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-28 20:24:45,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2023-11-28 20:24:45,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352677015] [2023-11-28 20:24:45,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:45,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:45,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:24:45,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:45,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 20:24:45,974 INFO L87 Difference]: Start difference. First operand 187 states and 300 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:47,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:24:47,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:47,663 INFO L93 Difference]: Finished difference Result 557 states and 894 transitions. [2023-11-28 20:24:47,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:24:47,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 261 [2023-11-28 20:24:47,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:47,670 INFO L225 Difference]: With dead ends: 557 [2023-11-28 20:24:47,670 INFO L226 Difference]: Without dead ends: 371 [2023-11-28 20:24:47,671 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 20:24:47,673 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 32 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 318 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:47,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 318 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-28 20:24:47,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2023-11-28 20:24:47,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 369. [2023-11-28 20:24:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 188 states have (on average 1.2765957446808511) internal successors, (240), 188 states have internal predecessors, (240), 176 states have call successors, (176), 4 states have call predecessors, (176), 4 states have return successors, (176), 176 states have call predecessors, (176), 176 states have call successors, (176) [2023-11-28 20:24:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 592 transitions. [2023-11-28 20:24:47,740 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 592 transitions. Word has length 261 [2023-11-28 20:24:47,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:47,742 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 592 transitions. [2023-11-28 20:24:47,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:24:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 592 transitions. [2023-11-28 20:24:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-11-28 20:24:47,746 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:47,747 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:47,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-28 20:24:47,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-28 20:24:48,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:48,148 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:48,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:48,149 INFO L85 PathProgramCache]: Analyzing trace with hash 805096398, now seen corresponding path program 1 times [2023-11-28 20:24:48,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:24:48,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488189113] [2023-11-28 20:24:48,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:48,151 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:48,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:24:48,152 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:24:48,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-28 20:24:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:48,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-28 20:24:48,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:48,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1929 proven. 60 refuted. 0 times theorem prover too weak. 1795 trivial. 0 not checked. [2023-11-28 20:24:48,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:49,013 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:24:49,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488189113] [2023-11-28 20:24:49,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488189113] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:24:49,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [965887052] [2023-11-28 20:24:49,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:49,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:49,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-28 20:24:49,015 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-28 20:24:49,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-28 20:24:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:50,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-28 20:24:50,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 213 proven. 126 refuted. 0 times theorem prover too weak. 3445 trivial. 0 not checked. [2023-11-28 20:24:51,343 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:24:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 3 proven. 126 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-11-28 20:24:51,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [965887052] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 20:24:51,882 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 20:24:51,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 9 [2023-11-28 20:24:51,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227231048] [2023-11-28 20:24:51,883 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 20:24:51,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-28 20:24:51,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:24:51,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-28 20:24:51,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-28 20:24:51,886 INFO L87 Difference]: Start difference. First operand 369 states and 592 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2023-11-28 20:24:54,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:24:55,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:24:55,538 INFO L93 Difference]: Finished difference Result 697 states and 1089 transitions. [2023-11-28 20:24:55,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-28 20:24:55,538 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) Word has length 262 [2023-11-28 20:24:55,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:24:55,541 INFO L225 Difference]: With dead ends: 697 [2023-11-28 20:24:55,541 INFO L226 Difference]: Without dead ends: 329 [2023-11-28 20:24:55,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 824 GetRequests, 795 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=246, Invalid=624, Unknown=0, NotChecked=0, Total=870 [2023-11-28 20:24:55,544 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 265 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-28 20:24:55,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [267 Valid, 343 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-28 20:24:55,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2023-11-28 20:24:55,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 313. [2023-11-28 20:24:55,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 171 states have (on average 1.2456140350877194) internal successors, (213), 171 states have internal predecessors, (213), 132 states have call successors, (132), 9 states have call predecessors, (132), 9 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2023-11-28 20:24:55,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 477 transitions. [2023-11-28 20:24:55,591 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 477 transitions. Word has length 262 [2023-11-28 20:24:55,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:24:55,592 INFO L495 AbstractCegarLoop]: Abstraction has 313 states and 477 transitions. [2023-11-28 20:24:55,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 3 states have call successors, (128), 3 states have call predecessors, (128), 5 states have return successors, (130), 3 states have call predecessors, (130), 3 states have call successors, (130) [2023-11-28 20:24:55,593 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 477 transitions. [2023-11-28 20:24:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-28 20:24:55,596 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:24:55,597 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:24:55,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-28 20:24:55,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-11-28 20:24:55,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-28 20:24:55,998 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:24:55,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:24:55,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1496465635, now seen corresponding path program 1 times [2023-11-28 20:24:55,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:24:55,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17774582] [2023-11-28 20:24:55,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:24:55,999 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:24:55,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:24:56,000 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:24:56,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-28 20:24:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:24:56,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:24:56,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:24:56,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2023-11-28 20:24:56,473 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 20:24:56,473 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:24:56,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17774582] [2023-11-28 20:24:56,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17774582] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:24:56,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:24:56,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 20:24:56,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927277594] [2023-11-28 20:24:56,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:24:56,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 20:24:56,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:24:56,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 20:24:56,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:24:56,475 INFO L87 Difference]: Start difference. First operand 313 states and 477 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:25:02,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:25:03,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:25:03,187 INFO L93 Difference]: Finished difference Result 925 states and 1407 transitions. [2023-11-28 20:25:03,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 20:25:03,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) Word has length 263 [2023-11-28 20:25:03,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:25:03,193 INFO L225 Difference]: With dead ends: 925 [2023-11-28 20:25:03,194 INFO L226 Difference]: Without dead ends: 613 [2023-11-28 20:25:03,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 20:25:03,196 INFO L413 NwaCegarLoop]: 281 mSDtfsCounter, 149 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-28 20:25:03,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 428 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2023-11-28 20:25:03,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2023-11-28 20:25:03,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 611. [2023-11-28 20:25:03,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 328 states have (on average 1.1920731707317074) internal successors, (391), 328 states have internal predecessors, (391), 264 states have call successors, (264), 18 states have call predecessors, (264), 18 states have return successors, (264), 264 states have call predecessors, (264), 264 states have call successors, (264) [2023-11-28 20:25:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 919 transitions. [2023-11-28 20:25:03,291 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 919 transitions. Word has length 263 [2023-11-28 20:25:03,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:25:03,292 INFO L495 AbstractCegarLoop]: Abstraction has 611 states and 919 transitions. [2023-11-28 20:25:03,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (44), 1 states have call predecessors, (44), 1 states have return successors, (44), 1 states have call predecessors, (44), 1 states have call successors, (44) [2023-11-28 20:25:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 919 transitions. [2023-11-28 20:25:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-28 20:25:03,295 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:25:03,295 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:25:03,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-28 20:25:03,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:25:03,496 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:25:03,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:25:03,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1754631073, now seen corresponding path program 1 times [2023-11-28 20:25:03,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:25:03,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1017721796] [2023-11-28 20:25:03,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:25:03,497 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:25:03,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:25:03,498 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:25:03,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-28 20:25:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:25:03,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-28 20:25:03,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:25:31,449 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2023-11-28 20:25:40,157 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2023-11-28 20:25:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2023-11-28 20:25:55,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:27:21,073 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:27:21,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1017721796] [2023-11-28 20:27:21,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1017721796] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:27:21,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [722728716] [2023-11-28 20:27:21,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:21,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-28 20:27:21,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-28 20:27:21,075 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-28 20:27:21,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-28 20:27:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:22,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-28 20:27:22,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2023-11-28 20:28:06,935 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:28:44,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [722728716] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:28:44,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 20:28:44,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13 [2023-11-28 20:28:44,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232062605] [2023-11-28 20:28:44,071 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 20:28:44,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-28 20:28:44,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:28:44,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-28 20:28:44,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=152, Unknown=10, NotChecked=54, Total=272 [2023-11-28 20:28:44,073 INFO L87 Difference]: Start difference. First operand 611 states and 919 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-28 20:30:05,848 WARN L293 SmtUtils]: Spent 29.37s on a formula simplification. DAG size of input: 110 DAG size of output: 235 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-28 20:30:09,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:13,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:16,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:20,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:24,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:28,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:33,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:37,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:41,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:45,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:49,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:53,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:30:57,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:31:01,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:32:09,939 WARN L293 SmtUtils]: Spent 35.24s on a formula simplification. DAG size of input: 102 DAG size of output: 212 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-28 20:32:12,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:32:17,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:32:21,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-28 20:32:21,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:32:21,582 INFO L93 Difference]: Finished difference Result 1329 states and 1936 transitions. [2023-11-28 20:32:21,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-28 20:32:21,587 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 263 [2023-11-28 20:32:21,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 20:32:21,594 INFO L225 Difference]: With dead ends: 1329 [2023-11-28 20:32:21,594 INFO L226 Difference]: Without dead ends: 719 [2023-11-28 20:32:21,597 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 748 GetRequests, 725 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 208.9s TimeCoverageRelationStatistics Valid=135, Invalid=352, Unknown=27, NotChecked=86, Total=600 [2023-11-28 20:32:21,598 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 99 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 8 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 350 IncrementalHoareTripleChecker+Unchecked, 69.3s IncrementalHoareTripleChecker+Time [2023-11-28 20:32:21,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 394 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 573 Invalid, 14 Unknown, 350 Unchecked, 69.3s Time] [2023-11-28 20:32:21,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2023-11-28 20:32:21,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 695. [2023-11-28 20:32:21,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 695 states, 394 states have (on average 1.1751269035532994) internal successors, (463), 394 states have internal predecessors, (463), 264 states have call successors, (264), 36 states have call predecessors, (264), 36 states have return successors, (264), 264 states have call predecessors, (264), 264 states have call successors, (264) [2023-11-28 20:32:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 991 transitions. [2023-11-28 20:32:21,704 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 991 transitions. Word has length 263 [2023-11-28 20:32:21,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 20:32:21,704 INFO L495 AbstractCegarLoop]: Abstraction has 695 states and 991 transitions. [2023-11-28 20:32:21,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-28 20:32:21,705 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 991 transitions. [2023-11-28 20:32:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-11-28 20:32:21,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 20:32:21,708 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:32:21,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-28 20:32:21,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-11-28 20:32:22,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-28 20:32:22,109 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 20:32:22,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:32:22,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1529218973, now seen corresponding path program 1 times [2023-11-28 20:32:22,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 20:32:22,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922285139] [2023-11-28 20:32:22,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:32:22,110 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-28 20:32:22,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 20:32:22,110 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-28 20:32:22,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-11-28 20:32:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:32:22,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-28 20:32:22,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:32:56,435 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (let ((.cse4 (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (fp.geq ~var_1_26~0 .cse2))))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (fp.leq ~var_1_25~0 .cse3) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) .cse4)) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))))))) is different from true [2023-11-28 20:33:05,688 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 4611686018427382800.0)) (.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (let ((.cse3 (fp.neg .cse0)) (.cse2 (fp.neg .cse1))) (or (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (fp.geq ~var_1_24~0 .cse0) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse1))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24)) (~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_24~0 .cse0) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse1))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse2) (fp.gt ~var_1_25~0 ~var_1_26~0))) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24)) (~var_1_24~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (fp.geq ~var_1_26~0 .cse0) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_25~0) c_~var_1_23~0) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2))) (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_26~0 .cse0) (fp.gt ~var_1_25~0 ~var_1_26~0))))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse2) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse3) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.geq ~var_1_24~0 .cse0) (fp.leq ~var_1_24~0 .cse1))) (fp.leq ~var_1_25~0 .cse3))) (exists ((~var_1_25~0 (_ FloatingPoint 8 24))) (and (fp.geq ~var_1_25~0 .cse0) (fp.leq ~var_1_25~0 .cse1) (exists ((~var_1_24~0 (_ FloatingPoint 8 24))) (and (exists ((~var_1_26~0 (_ FloatingPoint 8 24))) (and (fp.leq ~var_1_26~0 .cse1) (not (fp.gt ~var_1_25~0 ~var_1_26~0)) (= c_~var_1_23~0 (fp.add roundNearestTiesToEven ~var_1_24~0 ~var_1_26~0)))) (fp.leq ~var_1_24~0 .cse3) (fp.geq ~var_1_24~0 .cse2)))))))) is different from true [2023-11-28 20:33:22,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2023-11-28 20:33:22,712 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:34:57,704 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 20:34:57,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922285139] [2023-11-28 20:34:57,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [922285139] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:34:57,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1922487640] [2023-11-28 20:34:57,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:34:57,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-28 20:34:57,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-28 20:34:57,707 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-28 20:34:57,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a951303-9b0f-40c4-8377-67624c4f5c3e/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-28 20:34:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:34:59,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-28 20:34:59,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:35:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3784 backedges. 1935 proven. 144 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2023-11-28 20:35:53,298 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:36:35,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1922487640] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:36:35,430 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 20:36:35,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13 [2023-11-28 20:36:35,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677731258] [2023-11-28 20:36:35,431 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 20:36:35,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-28 20:36:35,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 20:36:35,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-28 20:36:35,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=152, Unknown=10, NotChecked=54, Total=272 [2023-11-28 20:36:35,432 INFO L87 Difference]: Start difference. First operand 695 states and 991 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 13 states have internal predecessors, (58), 4 states have call successors, (44), 4 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-28 20:38:05,399 WARN L293 SmtUtils]: Spent 32.96s on a formula simplification. DAG size of input: 110 DAG size of output: 235 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-28 20:38:09,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:13,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:17,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:21,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:25,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:28,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:32,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:36,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:40,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:44,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:48,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:52,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-28 20:38:57,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]