./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d7a0d6a4070f07d0273890c187a2843c127b373fc69a2a4cf38dcf6ecd96bde --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:24:48,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:24:48,919 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:24:48,926 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:24:48,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:24:48,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:24:48,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:24:48,963 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:24:48,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:24:48,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:24:48,966 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:24:48,966 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:24:48,967 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:24:48,969 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:24:48,970 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:24:48,970 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:24:48,970 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:24:48,971 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:24:48,971 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:24:48,972 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:24:48,974 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:24:48,977 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:24:48,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:24:48,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:24:48,979 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:24:48,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:24:48,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:24:48,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:24:48,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:24:48,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:24:48,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:24:48,981 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:24:48,982 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:24:48,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:24:48,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:24:48,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:24:48,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:24:48,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:24:48,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:24:48,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:24:48,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:24:48,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:24:48,986 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:24:48,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:24:48,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:24:48,987 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:24:48,988 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:24:48,988 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7a0d6a4070f07d0273890c187a2843c127b373fc69a2a4cf38dcf6ecd96bde [2024-11-09 05:24:49,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:24:49,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:24:49,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:24:49,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:24:49,305 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:24:49,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i Unable to find full path for "g++" [2024-11-09 05:24:51,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:24:51,687 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:24:51,687 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i [2024-11-09 05:24:51,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/c1cafb3c1/839ec2dcde5f46fc8efd7b0c60a0666c/FLAG079f98c25 [2024-11-09 05:24:51,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/c1cafb3c1/839ec2dcde5f46fc8efd7b0c60a0666c [2024-11-09 05:24:51,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:24:51,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:24:51,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:24:51,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:24:51,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:24:51,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:24:51" (1/1) ... [2024-11-09 05:24:51,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d72e285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:51, skipping insertion in model container [2024-11-09 05:24:51,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:24:51" (1/1) ... [2024-11-09 05:24:51,797 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:24:51,963 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i[916,929] [2024-11-09 05:24:52,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:24:52,086 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:24:52,099 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i[916,929] [2024-11-09 05:24:52,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:24:52,225 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:24:52,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52 WrapperNode [2024-11-09 05:24:52,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:24:52,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:24:52,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:24:52,227 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:24:52,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,248 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,310 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 340 [2024-11-09 05:24:52,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:24:52,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:24:52,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:24:52,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:24:52,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:24:52,392 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:24:52,392 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:24:52,393 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:24:52,394 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (1/1) ... [2024-11-09 05:24:52,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:24:52,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:24:52,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:24:52,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:24:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:24:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:24:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:24:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:24:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:24:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:24:52,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:24:52,640 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:24:53,562 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-09 05:24:53,562 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:24:54,316 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:24:54,316 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:24:54,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:24:54 BoogieIcfgContainer [2024-11-09 05:24:54,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:24:54,320 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:24:54,320 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:24:54,324 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:24:54,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:24:51" (1/3) ... [2024-11-09 05:24:54,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4c4aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:24:54, skipping insertion in model container [2024-11-09 05:24:54,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:24:52" (2/3) ... [2024-11-09 05:24:54,326 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4c4aa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:24:54, skipping insertion in model container [2024-11-09 05:24:54,327 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:24:54" (3/3) ... [2024-11-09 05:24:54,329 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-44.i [2024-11-09 05:24:54,349 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:24:54,349 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:24:54,438 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:24:54,446 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@5c897fd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:24:54,448 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:24:54,455 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 05:24:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-09 05:24:54,472 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:24:54,473 INFO L215 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:24:54,474 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:24:54,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:24:54,482 INFO L85 PathProgramCache]: Analyzing trace with hash -811858550, now seen corresponding path program 1 times [2024-11-09 05:24:54,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:24:54,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810248381] [2024-11-09 05:24:54,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:24:54,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:24:55,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:24:55,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1902725046] [2024-11-09 05:24:55,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:24:55,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:24:55,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:24:55,415 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:24:55,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:24:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:24:56,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:24:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:24:57,043 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:24:57,046 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:24:57,048 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:24:57,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:24:57,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:24:57,255 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:24:57,415 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:24:57,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:24:57 BoogieIcfgContainer [2024-11-09 05:24:57,420 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:24:57,420 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:24:57,421 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:24:57,421 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:24:57,422 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:24:54" (3/4) ... [2024-11-09 05:24:57,425 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:24:57,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:24:57,428 INFO L158 Benchmark]: Toolchain (without parser) took 5696.29ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 115.1MB in the beginning and 127.2MB in the end (delta: -12.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,428 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:24:57,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.42ms. Allocated memory is still 146.8MB. Free memory was 114.6MB in the beginning and 95.8MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.44ms. Allocated memory is still 146.8MB. Free memory was 95.8MB in the beginning and 91.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,430 INFO L158 Benchmark]: Boogie Preprocessor took 79.53ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 87.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,430 INFO L158 Benchmark]: RCFGBuilder took 1924.50ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 87.9MB in the beginning and 144.0MB in the end (delta: -56.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,432 INFO L158 Benchmark]: TraceAbstraction took 3099.96ms. Allocated memory is still 195.0MB. Free memory was 142.9MB in the beginning and 128.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:24:57,433 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 127.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:24:57,436 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.42ms. Allocated memory is still 146.8MB. Free memory was 114.6MB in the beginning and 95.8MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.44ms. Allocated memory is still 146.8MB. Free memory was 95.8MB in the beginning and 91.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.53ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 87.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1924.50ms. Allocated memory was 146.8MB in the beginning and 195.0MB in the end (delta: 48.2MB). Free memory was 87.9MB in the beginning and 144.0MB in the end (delta: -56.1MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3099.96ms. Allocated memory is still 195.0MB. Free memory was 142.9MB in the beginning and 128.2MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 195.0MB. Free memory was 128.2MB in the beginning and 127.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * 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 shiftRight at line 89, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of bitwiseOr at line 114, overapproximation of bitwiseAnd at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someUnaryFLOAToperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 0; [L25] unsigned char var_1_8 = 0; [L26] signed short int var_1_9 = 256; [L27] signed short int var_1_10 = -25; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_12 = 0; [L30] float var_1_13 = 256.75; [L31] float var_1_15 = 256.25; [L32] float var_1_16 = 8.95; [L33] float var_1_17 = 256.375; [L34] float var_1_18 = 0.0; [L35] float var_1_19 = 3.75; [L36] unsigned short int var_1_20 = 64; [L37] unsigned short int var_1_21 = 0; [L38] float var_1_22 = 100.5; [L39] unsigned short int var_1_23 = 50; [L40] unsigned short int var_1_24 = 64; [L41] double var_1_25 = 32.6; [L42] unsigned char var_1_26 = 1; [L43] unsigned char var_1_28 = 0; [L44] double var_1_29 = 100.4; [L45] signed short int var_1_30 = 2; [L46] signed short int var_1_31 = 16; [L47] signed short int var_1_32 = 8; [L48] signed short int var_1_33 = 2; [L49] double var_1_34 = 0.0; [L50] double var_1_35 = 63.8; [L51] double var_1_36 = 127.75; [L52] double var_1_37 = 0.4; [L53] unsigned long int var_1_38 = 50; [L54] unsigned long int var_1_39 = 3554953517; [L55] unsigned char var_1_40 = 0; [L56] unsigned short int var_1_41 = 4; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] FCALL updateLastVariables() [L198] CALL updateVariables() [L132] var_1_4 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L134] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L135] var_1_8 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_9=256] [L137] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=-25, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L138] var_1_10 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_10 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= -32767) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=0, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L141] var_1_12 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=1025/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L144] var_1_15 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_16=179/20, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L146] var_1_16 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_17=2051/8, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L148] var_1_17 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_18=0, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L150] var_1_18 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_19=15/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L152] var_1_19 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=0, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L154] var_1_21 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L156] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=64, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L157] var_1_24 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L159] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=0, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L160] var_1_28 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L162] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=2, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L163] var_1_30 = __VERIFIER_nondet_short() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L165] CALL assume_abort_if_not(var_1_30 <= 16384) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 <= 16384) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=16, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L166] var_1_31 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L168] CALL assume_abort_if_not(var_1_31 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_31 <= 16383) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=8, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L169] var_1_32 = __VERIFIER_nondet_short() [L170] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L171] CALL assume_abort_if_not(var_1_32 <= 9) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 9) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=2, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L172] var_1_33 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L174] CALL assume_abort_if_not(var_1_33 <= 8) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 8) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_34=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L175] var_1_34 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_34 >= 4611686.018427382800e+12F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_35=319/5, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L177] var_1_35 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 2305843.009213691390e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_36=511/4, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L179] var_1_36 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_37=2/5, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L181] var_1_37 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=3554953517, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L183] var_1_39 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_39 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=4293374473, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_39 >= 3221225470) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=4293374473, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L185] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=4293374473, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_1=1, var_1_20=64, var_1_21=262145, var_1_22=201/2, var_1_23=50, var_1_24=7516094463, var_1_25=163/5, var_1_26=1, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=50, var_1_39=4293374473, var_1_40=0, var_1_41=4, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=256] [L198] RET updateVariables() [L199] CALL step() [L60] var_1_9 = ((((-10) < (var_1_10)) ? (-10) : (var_1_10))) [L61] var_1_11 = ((var_1_8 || var_1_4) && var_1_12) [L62] var_1_20 = (45013 - var_1_21) [L63] var_1_22 = ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17))) [L64] COND FALSE !((9999999.6 / var_1_18) > var_1_16) [L67] var_1_25 = (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16))) [L68] var_1_40 = var_1_28 [L69] var_1_41 = 10 [L70] COND FALSE !(var_1_9 >= var_1_23) [L73] signed long int stepLocal_0 = var_1_20 - var_1_23; [L74] COND FALSE !(var_1_20 <= stepLocal_0) [L77] var_1_5 = (! (! var_1_8)) [L79] unsigned short int stepLocal_1 = var_1_23; [L80] COND TRUE \read(var_1_1) [L81] COND FALSE !(stepLocal_1 > var_1_23) [L87] unsigned short int stepLocal_5 = var_1_41; [L88] signed long int stepLocal_4 = (var_1_30 + var_1_31) - var_1_21; [L89] EXPR var_1_21 >> (var_1_32 + var_1_33) [L89] signed long int stepLocal_3 = var_1_21 >> (var_1_32 + var_1_33); [L90] COND TRUE \read(var_1_12) [L91] EXPR var_1_9 >> var_1_41 [L91] COND FALSE !(stepLocal_5 <= (var_1_9 >> var_1_41)) [L101] signed short int stepLocal_9 = var_1_9; [L102] EXPR var_1_31 & (var_1_20 * var_1_20) [L102] signed long int stepLocal_8 = var_1_31 & (var_1_20 * var_1_20); [L103] EXPR var_1_30 >> var_1_9 [L103] signed long int stepLocal_7 = var_1_30 >> var_1_9; [L104] unsigned short int stepLocal_6 = var_1_20; [L105] COND TRUE var_1_17 >= (- var_1_34) [L106] COND FALSE !(stepLocal_6 <= -1) [L111] var_1_38 = ((var_1_39 - (var_1_20 + 500u)) - 4u) [L126] signed long int stepLocal_2 = var_1_24 * var_1_23; [L127] COND TRUE stepLocal_2 > (var_1_41 - var_1_38) [L128] var_1_26 = (! ((var_1_4 && var_1_12) && var_1_28)) [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1) [L190] EXPR ((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1)) [L190-L191] return ((((((((((((((var_1_9 >= var_1_23) ? (var_1_1 == ((unsigned char) (! var_1_4))) : 1) && ((var_1_20 <= (var_1_20 - var_1_23)) ? (var_1_5 == ((unsigned char) (var_1_1 || var_1_4))) : (var_1_5 == ((unsigned char) (! (! var_1_8)))))) && (var_1_9 == ((signed short int) ((((-10) < (var_1_10)) ? (-10) : (var_1_10)))))) && (var_1_11 == ((unsigned char) ((var_1_8 || var_1_4) && var_1_12)))) && (var_1_1 ? ((var_1_23 > var_1_23) ? (var_1_13 == ((float) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : 1) : (var_1_13 == ((float) ((((var_1_17 - (var_1_18 - var_1_19)) < 0 ) ? -(var_1_17 - (var_1_18 - var_1_19)) : (var_1_17 - (var_1_18 - var_1_19)))))))) && (var_1_20 == ((unsigned short int) (45013 - var_1_21)))) && (var_1_22 == ((float) ((((((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) > (var_1_17)) ? (((((((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) > (var_1_19)) ? (((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16)))) : (var_1_19)))) : (var_1_17)))))) && (((9999999.6 / var_1_18) > var_1_16) ? (var_1_23 == ((unsigned short int) ((((var_1_21 + var_1_24) < 0 ) ? -(var_1_21 + var_1_24) : (var_1_21 + var_1_24))))) : 1)) && (var_1_25 == ((double) (((((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) > (var_1_16)) ? ((((((var_1_19) > (999.5)) ? (var_1_19) : (999.5))) - var_1_17)) : (var_1_16)))))) && (((var_1_24 * var_1_23) > (var_1_41 - var_1_38)) ? (var_1_26 == ((unsigned char) (! ((var_1_4 && var_1_12) && var_1_28)))) : 1)) && (var_1_12 ? ((var_1_41 <= (var_1_9 >> var_1_41)) ? ((((var_1_30 + var_1_31) - var_1_21) >= 128) ? (((var_1_24 - var_1_41) <= (var_1_21 >> (var_1_32 + var_1_33))) ? (var_1_29 == ((double) (-0.4 + var_1_19))) : (var_1_29 == ((double) ((((((var_1_18) < (var_1_34)) ? (var_1_18) : (var_1_34))) - var_1_19) - ((var_1_35 + var_1_36) + var_1_37))))) : 1) : 1) : 1)) && ((var_1_17 >= (- var_1_34)) ? ((var_1_20 <= -1) ? (((~ var_1_30) > (var_1_31 & (var_1_20 * var_1_20))) ? (var_1_38 == ((unsigned long int) var_1_24)) : 1) : (var_1_38 == ((unsigned long int) ((var_1_39 - (var_1_20 + 500u)) - 4u)))) : ((var_1_9 <= (var_1_9 ^ var_1_32)) ? ((var_1_15 <= var_1_13) ? (((var_1_24 * var_1_9) <= (var_1_30 >> var_1_9)) ? (var_1_38 == ((unsigned long int) var_1_41)) : (var_1_38 == ((unsigned long int) var_1_39))) : (var_1_38 == ((unsigned long int) var_1_21))) : 1))) && (var_1_40 == ((unsigned char) var_1_28))) && (var_1_41 == ((unsigned short int) 10)) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45012, var_1_21=262145, var_1_22=3, var_1_23=50, var_1_24=7516094463, var_1_25=2, var_1_26=0, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=4293328957, var_1_39=4293374473, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-10] [L19] reach_error() VAL [isInitial=1, var_1_10=-10, var_1_11=1, var_1_12=1, var_1_13=1027/4, var_1_15=3, var_1_16=0, var_1_17=0, var_1_19=0, var_1_1=1, var_1_20=45012, var_1_21=262145, var_1_22=3, var_1_23=50, var_1_24=7516094463, var_1_25=2, var_1_26=0, var_1_28=1, var_1_29=502/5, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=0, var_1_38=4293328957, var_1_39=4293374473, var_1_40=1, var_1_41=10, var_1_4=1, var_1_5=0, var_1_8=0, var_1_9=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 248 NumberOfCodeBlocks, 248 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2024-11-09 05:24:57,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9d7a0d6a4070f07d0273890c187a2843c127b373fc69a2a4cf38dcf6ecd96bde --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:24:59,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:25:00,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:25:00,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:25:00,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:25:00,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:25:00,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:25:00,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:25:00,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:25:00,094 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:25:00,094 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:25:00,095 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:25:00,095 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:25:00,096 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:25:00,097 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:25:00,097 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:25:00,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:25:00,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:25:00,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:25:00,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:25:00,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:25:00,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:25:00,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:25:00,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:25:00,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:25:00,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:25:00,106 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:25:00,107 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:25:00,107 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:25:00,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:25:00,107 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:25:00,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:25:00,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:25:00,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:25:00,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:25:00,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:25:00,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:25:00,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:25:00,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:25:00,110 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:25:00,110 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:25:00,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:25:00,111 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:25:00,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7a0d6a4070f07d0273890c187a2843c127b373fc69a2a4cf38dcf6ecd96bde [2024-11-09 05:25:00,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:25:00,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:25:00,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:25:00,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:25:00,606 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:25:00,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i Unable to find full path for "g++" [2024-11-09 05:25:02,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:25:03,050 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:25:03,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i [2024-11-09 05:25:03,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/aad348871/1ae179739c4047ae80aa1196d6a96933/FLAGa54a3d596 [2024-11-09 05:25:03,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/data/aad348871/1ae179739c4047ae80aa1196d6a96933 [2024-11-09 05:25:03,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:25:03,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:25:03,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:25:03,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:25:03,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:25:03,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e001bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03, skipping insertion in model container [2024-11-09 05:25:03,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,154 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:25:03,422 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i[916,929] [2024-11-09 05:25:03,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:25:03,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:25:03,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-44.i[916,929] [2024-11-09 05:25:03,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:25:03,710 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:25:03,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03 WrapperNode [2024-11-09 05:25:03,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:25:03,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:25:03,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:25:03,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:25:03,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,821 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2024-11-09 05:25:03,824 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:25:03,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:25:03,825 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:25:03,825 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:25:03,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:25:03,892 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:25:03,892 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:25:03,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:25:03,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (1/1) ... [2024-11-09 05:25:03,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:25:03,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:25:03,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:25:03,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:25:03,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:25:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:25:03,996 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:25:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:25:04,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:25:04,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:25:04,149 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:25:04,152 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:25:14,673 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 05:25:14,673 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:25:14,698 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:25:14,698 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:25:14,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:25:14 BoogieIcfgContainer [2024-11-09 05:25:14,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:25:14,702 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:25:14,702 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:25:14,706 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:25:14,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:25:03" (1/3) ... [2024-11-09 05:25:14,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1812c49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:25:14, skipping insertion in model container [2024-11-09 05:25:14,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:25:03" (2/3) ... [2024-11-09 05:25:14,708 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1812c49b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:25:14, skipping insertion in model container [2024-11-09 05:25:14,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:25:14" (3/3) ... [2024-11-09 05:25:14,710 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-44.i [2024-11-09 05:25:14,733 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:25:14,734 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:25:14,834 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:25:14,843 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@4cce0c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:25:14,844 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:25:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 05:25:14,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-09 05:25:14,875 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:25:14,876 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:25:14,879 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:25:14,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:25:14,885 INFO L85 PathProgramCache]: Analyzing trace with hash 687354047, now seen corresponding path program 1 times [2024-11-09 05:25:14,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:25:14,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020852936] [2024-11-09 05:25:14,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:14,908 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 [2024-11-09 05:25:14,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:25:14,912 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:25:14,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:16,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:25:16,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:16,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2024-11-09 05:25:16,840 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:25:16,843 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:25:16,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020852936] [2024-11-09 05:25:16,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020852936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:25:16,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:25:16,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:25:16,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86046206] [2024-11-09 05:25:16,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:25:16,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:25:16,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:25:16,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:25:16,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:25:16,884 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 60 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 05:25:16,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:25:16,923 INFO L93 Difference]: Finished difference Result 182 states and 317 transitions. [2024-11-09 05:25:16,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:25:16,928 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 209 [2024-11-09 05:25:16,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:25:16,942 INFO L225 Difference]: With dead ends: 182 [2024-11-09 05:25:16,942 INFO L226 Difference]: Without dead ends: 90 [2024-11-09 05:25:16,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:25:16,956 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:25:16,957 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:25:16,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-09 05:25:17,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-11-09 05:25:17,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.2727272727272727) internal successors, (70), 55 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 05:25:17,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 136 transitions. [2024-11-09 05:25:17,011 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 136 transitions. Word has length 209 [2024-11-09 05:25:17,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:25:17,012 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 136 transitions. [2024-11-09 05:25:17,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 05:25:17,013 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2024-11-09 05:25:17,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-09 05:25:17,017 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:25:17,018 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:25:17,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:17,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:17,219 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:25:17,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:25:17,220 INFO L85 PathProgramCache]: Analyzing trace with hash -569041667, now seen corresponding path program 1 times [2024-11-09 05:25:17,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:25:17,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1436185097] [2024-11-09 05:25:17,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:17,221 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 [2024-11-09 05:25:17,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:25:17,225 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:25:17,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:18,848 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:25:18,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 05:25:23,490 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:25:23,490 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:25:23,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1436185097] [2024-11-09 05:25:23,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1436185097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:25:23,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:25:23,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:25:23,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25752493] [2024-11-09 05:25:23,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:25:23,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:25:23,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:25:23,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:25:23,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:23,499 INFO L87 Difference]: Start difference. First operand 90 states and 136 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:26,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:25:28,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:25:28,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:25:28,467 INFO L93 Difference]: Finished difference Result 264 states and 402 transitions. [2024-11-09 05:25:28,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:25:28,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2024-11-09 05:25:28,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:25:28,588 INFO L225 Difference]: With dead ends: 264 [2024-11-09 05:25:28,589 INFO L226 Difference]: Without dead ends: 177 [2024-11-09 05:25:28,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:28,592 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 33 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:25:28,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 289 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 2 Unknown, 0 Unchecked, 4.9s Time] [2024-11-09 05:25:28,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-09 05:25:28,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 175. [2024-11-09 05:25:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 106 states have (on average 1.2735849056603774) internal successors, (135), 106 states have internal predecessors, (135), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-09 05:25:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 267 transitions. [2024-11-09 05:25:28,639 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 267 transitions. Word has length 209 [2024-11-09 05:25:28,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:25:28,641 INFO L471 AbstractCegarLoop]: Abstraction has 175 states and 267 transitions. [2024-11-09 05:25:28,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 267 transitions. [2024-11-09 05:25:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-09 05:25:28,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:25:28,646 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:25:28,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 05:25:28,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:28,848 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:25:28,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:25:28,849 INFO L85 PathProgramCache]: Analyzing trace with hash 452026687, now seen corresponding path program 1 times [2024-11-09 05:25:28,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:25:28,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [352721602] [2024-11-09 05:25:28,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:28,851 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 [2024-11-09 05:25:28,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:25:28,853 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:25:28,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Waiting until timeout for monitored process [2024-11-09 05:25:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:30,377 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:25:30,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:30,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 05:25:30,880 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:25:30,881 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:25:30,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [352721602] [2024-11-09 05:25:30,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [352721602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:25:30,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:25:30,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:25:30,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148338010] [2024-11-09 05:25:30,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:25:30,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:25:30,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:25:30,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:25:30,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:30,889 INFO L87 Difference]: Start difference. First operand 175 states and 267 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, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:33,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-09 05:25:33,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:25:33,589 INFO L93 Difference]: Finished difference Result 320 states and 487 transitions. [2024-11-09 05:25:33,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:25:33,758 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, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 209 [2024-11-09 05:25:33,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:25:33,763 INFO L225 Difference]: With dead ends: 320 [2024-11-09 05:25:33,763 INFO L226 Difference]: Without dead ends: 148 [2024-11-09 05:25:33,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:33,770 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 123 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:25:33,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 306 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2024-11-09 05:25:33,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-09 05:25:33,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 88. [2024-11-09 05:25:33,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.1886792452830188) internal successors, (63), 53 states have internal predecessors, (63), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 05:25:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 129 transitions. [2024-11-09 05:25:33,810 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 129 transitions. Word has length 209 [2024-11-09 05:25:33,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:25:33,811 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 129 transitions. [2024-11-09 05:25:33,812 INFO L472 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, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2024-11-09 05:25:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 05:25:33,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:25:33,817 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:25:33,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:25:34,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:34,018 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:25:34,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:25:34,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1009243235, now seen corresponding path program 1 times [2024-11-09 05:25:34,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:25:34,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158078086] [2024-11-09 05:25:34,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:34,020 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 [2024-11-09 05:25:34,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:25:34,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:25:34,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:35,540 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 05:25:35,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:35,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 05:25:35,664 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:25:35,664 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:25:35,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158078086] [2024-11-09 05:25:35,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158078086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:25:35,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:25:35,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:25:35,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617628560] [2024-11-09 05:25:35,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:25:35,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:25:35,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:25:35,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:25:35,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:35,679 INFO L87 Difference]: Start difference. First operand 88 states and 129 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:37,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:25:40,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:25:40,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:25:40,463 INFO L93 Difference]: Finished difference Result 173 states and 255 transitions. [2024-11-09 05:25:40,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:25:40,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 210 [2024-11-09 05:25:40,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:25:40,600 INFO L225 Difference]: With dead ends: 173 [2024-11-09 05:25:40,601 INFO L226 Difference]: Without dead ends: 88 [2024-11-09 05:25:40,601 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:25:40,603 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-09 05:25:40,607 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 245 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 4.7s Time] [2024-11-09 05:25:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-09 05:25:40,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-09 05:25:40,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.169811320754717) internal successors, (62), 53 states have internal predecessors, (62), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-09 05:25:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 128 transitions. [2024-11-09 05:25:40,653 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 128 transitions. Word has length 210 [2024-11-09 05:25:40,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:25:40,654 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 128 transitions. [2024-11-09 05:25:40,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:25:40,654 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2024-11-09 05:25:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-09 05:25:40,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:25:40,662 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:25:40,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:40,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:25:40,863 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:25:40,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:25:40,863 INFO L85 PathProgramCache]: Analyzing trace with hash -751077797, now seen corresponding path program 1 times [2024-11-09 05:25:40,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:25:40,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829734588] [2024-11-09 05:25:40,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:40,865 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 [2024-11-09 05:25:40,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:25:40,867 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:25:40,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Waiting until timeout for monitored process [2024-11-09 05:25:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:42,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:25:42,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 05:25:46,715 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:25:50,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 05:25:50,058 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:25:50,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829734588] [2024-11-09 05:25:50,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829734588] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:25:50,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1291643182] [2024-11-09 05:25:50,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:50,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:25:50,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:25:50,061 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:25:50,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:25:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:25:53,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 05:25:53,470 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:25:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 05:25:56,979 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:25:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 05:25:59,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1291643182] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:25:59,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769330132] [2024-11-09 05:25:59,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:25:59,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:25:59,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:25:59,918 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:25:59,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-09 05:26:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:26:00,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 05:26:00,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:26:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 668 proven. 78 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2024-11-09 05:26:04,548 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:26:07,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-09 05:26:07,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769330132] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:26:07,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:26:07,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2024-11-09 05:26:07,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600930767] [2024-11-09 05:26:07,609 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:26:07,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 05:26:07,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:26:07,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 05:26:07,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-09 05:26:07,613 INFO L87 Difference]: Start difference. First operand 88 states and 128 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-09 05:26:12,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:26:14,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:26:16,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:26:17,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:26:17,120 INFO L93 Difference]: Finished difference Result 192 states and 277 transitions. [2024-11-09 05:26:17,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 05:26:17,121 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 210 [2024-11-09 05:26:17,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:26:17,123 INFO L225 Difference]: With dead ends: 192 [2024-11-09 05:26:17,123 INFO L226 Difference]: Without dead ends: 107 [2024-11-09 05:26:17,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1258 GetRequests, 1246 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:26:17,125 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 61 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 14 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:26:17,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 222 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 219 Invalid, 3 Unknown, 0 Unchecked, 9.1s Time] [2024-11-09 05:26:17,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-09 05:26:17,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 102. [2024-11-09 05:26:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 60 states have (on average 1.1333333333333333) internal successors, (68), 61 states have internal predecessors, (68), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-09 05:26:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 146 transitions. [2024-11-09 05:26:17,155 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 146 transitions. Word has length 210 [2024-11-09 05:26:17,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:26:17,156 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 146 transitions. [2024-11-09 05:26:17,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 2 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2024-11-09 05:26:17,157 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 146 transitions. [2024-11-09 05:26:17,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 05:26:17,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:26:17,160 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:26:17,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 05:26:17,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-09 05:26:17,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Forceful destruction successful, exit code 0 [2024-11-09 05:26:17,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:26:17,762 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:26:17,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:26:17,762 INFO L85 PathProgramCache]: Analyzing trace with hash -12419962, now seen corresponding path program 1 times [2024-11-09 05:26:17,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:26:17,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1977923048] [2024-11-09 05:26:17,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:26:17,763 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 [2024-11-09 05:26:17,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:26:17,764 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:26:17,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:26:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:26:19,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:26:19,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:26:29,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1088 proven. 48 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-09 05:26:29,697 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:26:31,453 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:26:31,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1977923048] [2024-11-09 05:26:31,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1977923048] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:26:31,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [15081507] [2024-11-09 05:26:31,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:26:31,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:26:31,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:26:31,458 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:26:31,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 05:26:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:26:35,422 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:26:35,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:26:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1088 proven. 48 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-09 05:26:42,985 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:26:44,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [15081507] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:26:44,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69955339] [2024-11-09 05:26:44,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:26:44,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:26:44,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:26:44,078 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:26:44,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-09 05:26:45,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:26:45,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-09 05:26:45,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:27:03,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1154 proven. 99 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2024-11-09 05:27:03,214 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:27:07,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 05:27:07,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69955339] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:27:07,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:27:07,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 7, 14] total 21 [2024-11-09 05:27:07,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768566753] [2024-11-09 05:27:07,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:27:07,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:27:07,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:27:07,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:27:07,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2024-11-09 05:27:07,019 INFO L87 Difference]: Start difference. First operand 102 states and 146 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:27:10,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:12,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:14,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:17,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:19,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:21,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:23,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:25,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:27:25,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:27:25,964 INFO L93 Difference]: Finished difference Result 246 states and 346 transitions. [2024-11-09 05:27:26,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:27:26,079 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-09 05:27:26,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:27:26,083 INFO L225 Difference]: With dead ends: 246 [2024-11-09 05:27:26,084 INFO L226 Difference]: Without dead ends: 157 [2024-11-09 05:27:26,085 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 885 GetRequests, 863 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=125, Invalid=427, Unknown=0, NotChecked=0, Total=552 [2024-11-09 05:27:26,086 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 84 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 32 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:27:26,088 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 298 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 76 Invalid, 7 Unknown, 0 Unchecked, 18.6s Time] [2024-11-09 05:27:26,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-09 05:27:26,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 151. [2024-11-09 05:27:26,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 92 states have (on average 1.1195652173913044) internal successors, (103), 94 states have internal predecessors, (103), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-09 05:27:26,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 211 transitions. [2024-11-09 05:27:26,143 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 211 transitions. Word has length 211 [2024-11-09 05:27:26,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:27:26,145 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 211 transitions. [2024-11-09 05:27:26,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:27:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 211 transitions. [2024-11-09 05:27:26,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 05:27:26,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:27:26,151 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:27:26,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 05:27:26,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:27:26,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-09 05:27:26,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:27:26,752 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:27:26,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:27:26,753 INFO L85 PathProgramCache]: Analyzing trace with hash -10572920, now seen corresponding path program 1 times [2024-11-09 05:27:26,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:27:26,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [189910481] [2024-11-09 05:27:26,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:27:26,754 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 [2024-11-09 05:27:26,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:27:26,757 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:27:26,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:27:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:27:28,409 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:27:28,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:27:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1308 proven. 78 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2024-11-09 05:27:45,693 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:27:55,368 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:27:55,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [189910481] [2024-11-09 05:27:55,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [189910481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:27:55,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [85954241] [2024-11-09 05:27:55,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:27:55,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:27:55,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:27:55,371 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:27:55,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 05:28:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:00,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:28:00,146 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1308 proven. 78 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2024-11-09 05:28:15,689 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:21,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [85954241] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:28:21,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581167542] [2024-11-09 05:28:21,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:28:21,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:28:21,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:28:21,239 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:28:21,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-09 05:28:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:28:36,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 05:28:36,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:28:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1317 proven. 111 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-09 05:28:51,241 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:28:57,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581167542] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:28:57,903 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 05:28:57,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-09 05:28:57,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199703250] [2024-11-09 05:28:57,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 05:28:57,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 05:28:57,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:28:57,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 05:28:57,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-09 05:28:57,906 INFO L87 Difference]: Start difference. First operand 151 states and 211 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-09 05:29:04,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:06,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:08,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:10,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:12,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:14,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:16,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:18,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:20,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:23,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:24,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:27,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:29,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:31,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:33,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:35,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:29:36,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:29:36,264 INFO L93 Difference]: Finished difference Result 289 states and 389 transitions. [2024-11-09 05:29:36,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 05:29:36,265 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 211 [2024-11-09 05:29:36,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:29:36,268 INFO L225 Difference]: With dead ends: 289 [2024-11-09 05:29:36,268 INFO L226 Difference]: Without dead ends: 151 [2024-11-09 05:29:36,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 787 GetRequests, 774 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2024-11-09 05:29:36,270 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 50 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 7 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2024-11-09 05:29:36,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 229 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 302 Invalid, 15 Unknown, 0 Unchecked, 37.2s Time] [2024-11-09 05:29:36,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-09 05:29:36,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 135. [2024-11-09 05:29:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 79 states have (on average 1.0506329113924051) internal successors, (83), 80 states have internal predecessors, (83), 48 states have call successors, (48), 7 states have call predecessors, (48), 7 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-09 05:29:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 179 transitions. [2024-11-09 05:29:36,316 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 179 transitions. Word has length 211 [2024-11-09 05:29:36,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:29:36,317 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 179 transitions. [2024-11-09 05:29:36,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (33), 3 states have call predecessors, (33), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-09 05:29:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 179 transitions. [2024-11-09 05:29:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 05:29:36,322 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:29:36,322 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:29:36,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 05:29:36,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 05:29:36,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-09 05:29:36,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:29:36,924 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:29:36,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:29:36,924 INFO L85 PathProgramCache]: Analyzing trace with hash 787834688, now seen corresponding path program 1 times [2024-11-09 05:29:36,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:29:36,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398794870] [2024-11-09 05:29:36,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:29:36,925 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 [2024-11-09 05:29:36,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:29:36,927 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:29:36,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 (15)] Waiting until timeout for monitored process [2024-11-09 05:29:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:29:39,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 05:29:39,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:29:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1154 proven. 99 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2024-11-09 05:29:48,093 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:29:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-09 05:29:52,374 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:29:52,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398794870] [2024-11-09 05:29:52,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [398794870] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 05:29:52,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:29:52,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2024-11-09 05:29:52,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129365264] [2024-11-09 05:29:52,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:29:52,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:29:52,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:29:52,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:29:52,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-11-09 05:29:52,376 INFO L87 Difference]: Start difference. First operand 135 states and 179 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:29:54,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:29:56,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:00,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:02,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:04,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:06,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:08,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 05:30:09,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:30:09,415 INFO L93 Difference]: Finished difference Result 289 states and 377 transitions. [2024-11-09 05:30:09,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:30:09,421 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 211 [2024-11-09 05:30:09,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:30:09,423 INFO L225 Difference]: With dead ends: 289 [2024-11-09 05:30:09,423 INFO L226 Difference]: Without dead ends: 195 [2024-11-09 05:30:09,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2024-11-09 05:30:09,425 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 74 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 30 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:30:09,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 419 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 28 Invalid, 7 Unknown, 0 Unchecked, 16.6s Time] [2024-11-09 05:30:09,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-11-09 05:30:09,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 192. [2024-11-09 05:30:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 117 states have (on average 1.0427350427350428) internal successors, (122), 119 states have internal predecessors, (122), 63 states have call successors, (63), 11 states have call predecessors, (63), 11 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-09 05:30:09,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 248 transitions. [2024-11-09 05:30:09,475 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 248 transitions. Word has length 211 [2024-11-09 05:30:09,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:30:09,476 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 248 transitions. [2024-11-09 05:30:09,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-09 05:30:09,476 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 248 transitions. [2024-11-09 05:30:09,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-09 05:30:09,478 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:30:09,478 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:30:09,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 (15)] Ended with exit code 0 [2024-11-09 05:30:09,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:30:09,680 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:30:09,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:30:09,680 INFO L85 PathProgramCache]: Analyzing trace with hash 789681730, now seen corresponding path program 1 times [2024-11-09 05:30:09,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:30:09,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601004284] [2024-11-09 05:30:09,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:30:09,682 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 [2024-11-09 05:30:09,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:30:09,685 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:30:09,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2383937d-428b-4e40-bbe1-ba63eba73140/bin/utaipan-verify-YMUCfTKeje/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 (16)] Waiting until timeout for monitored process [2024-11-09 05:30:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:30:11,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-09 05:30:11,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:35:13,367 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_24~0)) (.cse1 ((_ zero_extend 16) c_~var_1_21~0))) (and (= ((_ extract 15 0) (bvadd .cse0 .cse1)) c_~var_1_23~0) (fp.geq c_~var_1_17~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= (_ bv1 8) c_~var_1_1~0) (bvsle .cse1 (_ bv32767 32)) (fp.leq c_~var_1_17~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (bvsle .cse0 (_ bv32767 32)) (let ((.cse2 (= (_ bv0 8) c_~var_1_12~0)) (.cse4 (= (_ bv0 8) c_~var_1_8~0)) (.cse3 (= c_~var_1_4~0 (_ bv0 8)))) (or (and (or .cse2 (and .cse3 .cse4)) (= (_ bv0 8) c_~var_1_11~0)) (and (not .cse2) (= (_ bv1 8) c_~var_1_11~0) (or (not .cse4) (not .cse3))))) (let ((.cse20 (fp.gt c_~var_1_15~0 c_~var_1_19~0))) (let ((.cse13 (= c_~var_1_22~0 c_~var_1_19~0)) (.cse6 (fp.gt c_~var_1_15~0 c_~var_1_16~0)) (.cse10 (= c_~var_1_22~0 c_~var_1_17~0)) (.cse19 (not .cse20)) (.cse18 (and .cse20 (= c_~var_1_22~0 c_~var_1_15~0))) (.cse14 (fp.gt c_~var_1_19~0 c_~var_1_17~0))) (let ((.cse16 (fp.gt c_~var_1_16~0 c_~var_1_17~0)) (.cse5 (not .cse14)) (.cse7 (or (and .cse10 .cse19) .cse18)) (.cse8 (not .cse6)) (.cse12 (and .cse6 (or .cse18 (and .cse13 .cse19))))) (or (and (let ((.cse15 (fp.gt c_~var_1_16~0 c_~var_1_19~0))) (let ((.cse9 (and .cse15 (= c_~var_1_22~0 c_~var_1_16~0))) (.cse11 (not .cse15))) (or (and .cse5 (or (and .cse6 .cse7) (and .cse8 (or .cse9 (and .cse10 .cse11))))) (and (or .cse12 (and .cse8 (or .cse9 (and .cse13 .cse11)))) .cse14)))) .cse16) (and (not .cse16) (or (and .cse5 (let ((.cse17 (fp.gt c_~var_1_15~0 c_~var_1_17~0))) (or (and .cse17 .cse6 .cse7) (and (not .cse17) .cse10)))) (and (or (and .cse13 .cse8) .cse12) .cse14))))))) (= ((_ extract 15 0) (bvadd (bvneg .cse1) (_ bv45013 32))) c_~var_1_20~0) (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 49999998.0 5.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (let ((.cse22 ((_ sign_extend 16) c_~var_1_10~0))) (let ((.cse21 (bvslt (_ bv4294967286 32) .cse22))) (or (and (= (bvadd c_~var_1_9~0 (_ bv10 16)) (_ bv0 16)) .cse21) (and (= ((_ extract 15 0) .cse22) c_~var_1_9~0) (not .cse21))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-09 05:35:15,441 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 16) c_~var_1_24~0)) (.cse1 ((_ zero_extend 16) c_~var_1_21~0))) (and (= ((_ extract 15 0) (bvadd .cse0 .cse1)) c_~var_1_23~0) (fp.geq c_~var_1_17~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= (_ bv1 8) c_~var_1_1~0) (bvsle .cse1 (_ bv32767 32)) (fp.leq c_~var_1_17~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (bvsle .cse0 (_ bv32767 32)) (let ((.cse2 (= (_ bv0 8) c_~var_1_12~0)) (.cse4 (= (_ bv0 8) c_~var_1_8~0)) (.cse3 (= c_~var_1_4~0 (_ bv0 8)))) (or (and (or .cse2 (and .cse3 .cse4)) (= (_ bv0 8) c_~var_1_11~0)) (and (not .cse2) (= (_ bv1 8) c_~var_1_11~0) (or (not .cse4) (not .cse3))))) (let ((.cse20 (fp.gt c_~var_1_15~0 c_~var_1_19~0))) (let ((.cse13 (= c_~var_1_22~0 c_~var_1_19~0)) (.cse6 (fp.gt c_~var_1_15~0 c_~var_1_16~0)) (.cse10 (= c_~var_1_22~0 c_~var_1_17~0)) (.cse19 (not .cse20)) (.cse18 (and .cse20 (= c_~var_1_22~0 c_~var_1_15~0))) (.cse14 (fp.gt c_~var_1_19~0 c_~var_1_17~0))) (let ((.cse16 (fp.gt c_~var_1_16~0 c_~var_1_17~0)) (.cse5 (not .cse14)) (.cse7 (or (and .cse10 .cse19) .cse18)) (.cse8 (not .cse6)) (.cse12 (and .cse6 (or .cse18 (and .cse13 .cse19))))) (or (and (let ((.cse15 (fp.gt c_~var_1_16~0 c_~var_1_19~0))) (let ((.cse9 (and .cse15 (= c_~var_1_22~0 c_~var_1_16~0))) (.cse11 (not .cse15))) (or (and .cse5 (or (and .cse6 .cse7) (and .cse8 (or .cse9 (and .cse10 .cse11))))) (and (or .cse12 (and .cse8 (or .cse9 (and .cse13 .cse11)))) .cse14)))) .cse16) (and (not .cse16) (or (and .cse5 (let ((.cse17 (fp.gt c_~var_1_15~0 c_~var_1_17~0))) (or (and .cse17 .cse6 .cse7) (and (not .cse17) .cse10)))) (and (or (and .cse13 .cse8) .cse12) .cse14))))))) (= ((_ extract 15 0) (bvadd (bvneg .cse1) (_ bv45013 32))) c_~var_1_20~0) (fp.gt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 49999998.0 5.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_18~0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (let ((.cse22 ((_ sign_extend 16) c_~var_1_10~0))) (let ((.cse21 (bvslt (_ bv4294967286 32) .cse22))) (or (and (= (bvadd c_~var_1_9~0 (_ bv10 16)) (_ bv0 16)) .cse21) (and (= ((_ extract 15 0) .cse22) c_~var_1_9~0) (not .cse21))))) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true