./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire --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 0961957eaafd8770638c6edb9922811bdb07ef81189d8eaab330413cde091f0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:43,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:43,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:19:43,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:43,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:43,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:43,960 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:43,962 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:43,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:43,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:43,968 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:43,969 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:43,969 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:43,971 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:19:43,971 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:43,972 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:43,972 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:19:43,973 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:19:43,973 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:43,974 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:19:43,975 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:19:43,976 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:19:43,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:43,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:43,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:43,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:19:43,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:43,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:43,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:43,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:43,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:43,982 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:43,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:43,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:43,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:43,983 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:43,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:43,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:43,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:43,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:43,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:43,985 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:19:43,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:19:43,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:43,987 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:43,987 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:43,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:43,987 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_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0961957eaafd8770638c6edb9922811bdb07ef81189d8eaab330413cde091f0c [2023-11-23 21:19:44,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:44,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:44,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:44,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:44,385 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:44,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:47,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:47,769 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:47,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:47,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/ac009daa5/56223d2f3bce4bdbaa916a681a75155e/FLAGd7273e7b7 [2023-11-23 21:19:47,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/ac009daa5/56223d2f3bce4bdbaa916a681a75155e [2023-11-23 21:19:47,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:47,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:47,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:47,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:47,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:47,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:47,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab8b291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:47, skipping insertion in model container [2023-11-23 21:19:47,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:47" (1/1) ... [2023-11-23 21:19:47,927 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:48,112 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i[915,928] [2023-11-23 21:19:48,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:48,209 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:48,221 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i[915,928] [2023-11-23 21:19:48,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:48,284 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:48,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48 WrapperNode [2023-11-23 21:19:48,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:48,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:48,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:48,286 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:48,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,355 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-23 21:19:48,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:48,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:48,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:48,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:48,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:48,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:48,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:48,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:48,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (1/1) ... [2023-11-23 21:19:48,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:48,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:48,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:48,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:19:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:48,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:48,672 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:48,675 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:49,213 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:49,509 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:49,510 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:49,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:49 BoogieIcfgContainer [2023-11-23 21:19:49,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:49,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:49,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:49,519 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:49,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:47" (1/3) ... [2023-11-23 21:19:49,521 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18503684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:49, skipping insertion in model container [2023-11-23 21:19:49,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:48" (2/3) ... [2023-11-23 21:19:49,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18503684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:49, skipping insertion in model container [2023-11-23 21:19:49,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:49" (3/3) ... [2023-11-23 21:19:49,525 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:49,549 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:49,549 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:49,623 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:49,631 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@ce43454, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:49,633 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:49,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:19:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-23 21:19:49,658 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:49,660 INFO L195 NwaCegarLoop]: trace histogram [40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:49,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:49,667 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:49,668 INFO L85 PathProgramCache]: Analyzing trace with hash -614534035, now seen corresponding path program 1 times [2023-11-23 21:19:49,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:19:49,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093572634] [2023-11-23 21:19:49,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:49,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:19:49,885 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:19:49,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090200750] [2023-11-23 21:19:49,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:49,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:49,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:49,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:19:49,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:19:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:50,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:19:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:19:50,573 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:19:50,576 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:19:50,578 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:19:50,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:50,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:50,794 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:19:50,798 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:19:51,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:19:51 BoogieIcfgContainer [2023-11-23 21:19:51,034 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:19:51,034 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:19:51,034 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:19:51,035 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:19:51,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:49" (3/4) ... [2023-11-23 21:19:51,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:19:51,039 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:19:51,040 INFO L158 Benchmark]: Toolchain (without parser) took 3178.75ms. Allocated memory is still 174.1MB. Free memory was 145.1MB in the beginning and 99.0MB in the end (delta: 46.2MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-11-23 21:19:51,041 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:51,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.20ms. Allocated memory is still 174.1MB. Free memory was 145.1MB in the beginning and 129.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:19:51,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.44ms. Allocated memory is still 174.1MB. Free memory was 129.7MB in the beginning and 126.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:51,043 INFO L158 Benchmark]: Boogie Preprocessor took 55.66ms. Allocated memory is still 174.1MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:19:51,044 INFO L158 Benchmark]: RCFGBuilder took 1099.84ms. Allocated memory is still 174.1MB. Free memory was 124.2MB in the beginning and 71.7MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:19:51,045 INFO L158 Benchmark]: TraceAbstraction took 1518.91ms. Allocated memory is still 174.1MB. Free memory was 71.0MB in the beginning and 99.0MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:51,045 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 174.1MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:19:51,048 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.20ms. Allocated memory is still 174.1MB. Free memory was 145.1MB in the beginning and 129.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.44ms. Allocated memory is still 174.1MB. Free memory was 129.7MB in the beginning and 126.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.66ms. Allocated memory is still 174.1MB. Free memory was 126.3MB in the beginning and 124.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.84ms. Allocated memory is still 174.1MB. Free memory was 124.2MB in the beginning and 71.7MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1518.91ms. Allocated memory is still 174.1MB. Free memory was 71.0MB in the beginning and 99.0MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 174.1MB. Free memory is still 99.0MB. 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 someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseOr at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] unsigned char var_1_33 = 8; [L50] unsigned char var_1_34 = 128; [L51] signed long int var_1_35 = 1000000000; [L52] float var_1_36 = 99.8; [L53] float var_1_37 = 16.25; [L54] unsigned char var_1_38 = 1; [L55] unsigned char var_1_39 = 0; [L56] unsigned char var_1_40 = 1; [L57] signed short int var_1_41 = 4; [L58] unsigned long int var_1_42 = 1; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] FCALL updateLastVariables() [L193] CALL updateVariables() [L119] var_1_6 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L121] var_1_7 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_8=9/2, var_1_9=-128] [L123] var_1_8 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L125] var_1_10 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L128] var_1_11 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L131] var_1_12 = __VERIFIER_nondet_short() [L132] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L134] var_1_13 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L136] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L137] var_1_14 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L139] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L140] var_1_18 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L142] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L143] var_1_19 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L145] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L146] var_1_20 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L148] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L149] var_1_22 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L151] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L154] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L155] var_1_25 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L157] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L158] var_1_26 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L160] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L161] var_1_28 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L163] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L164] var_1_30 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L166] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_33=8, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L167] var_1_33 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L169] CALL assume_abort_if_not(var_1_33 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_33 <= 255) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_34=128, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L170] var_1_34 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L172] CALL assume_abort_if_not(var_1_34 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_34 <= 255) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=1000000000, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L173] var_1_35 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_35 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_35 >= -2147483648) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L175] CALL assume_abort_if_not(var_1_35 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_35 <= 2147483647) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_37=65/4, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L176] var_1_37 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_37 >= -922337.2036854765600e+13F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L178] var_1_39 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L180] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-61, var_1_19=63, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=-2, var_1_35=0, var_1_36=499/5, var_1_38=1, var_1_39=0, var_1_40=1, var_1_41=4, var_1_42=1, var_1_9=-128] [L193] RET updateVariables() [L194] CALL step() [L62] EXPR var_1_33 | var_1_34 [L62] COND TRUE (var_1_33 | var_1_34) >= var_1_35 [L63] COND TRUE var_1_33 > var_1_35 [L64] var_1_32 = var_1_34 [L67] COND FALSE !(var_1_35 > var_1_34) [L72] var_1_38 = var_1_39 [L73] var_1_40 = var_1_39 [L74] COND FALSE !(var_1_34 < var_1_35) [L77] var_1_41 = (var_1_34 + ((((var_1_33) < 0 ) ? -(var_1_33) : (var_1_33)))) [L79] COND TRUE var_1_37 == var_1_36 [L80] COND FALSE !(var_1_36 <= var_1_37) [L84] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L85] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L86] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L87] var_1_31 = var_1_26 [L88] COND TRUE var_1_17 <= (var_1_17 * (var_1_29 * var_1_29)) [L89] COND FALSE !(var_1_29 > var_1_29) [L92] var_1_1 = var_1_8 [L97] COND FALSE !(\read(var_1_31)) [L100] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L102] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L109] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) [L111] COND FALSE !(\read(var_1_23)) [L114] COND FALSE !(\read(var_1_23)) [L194] RET step() [L195] CALL, EXPR property() [L185-L186] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=1, var_1_18=-61, var_1_19=63, var_1_1=2, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-1, var_1_28=16383, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=2, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=499/5, var_1_37=0, var_1_38=0, var_1_39=0, var_1_40=0, var_1_41=3, var_1_42=1, var_1_7=0, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=0, var_1_14=16383, var_1_15=5, var_1_17=1, var_1_18=-61, var_1_19=63, var_1_1=2, var_1_20=1, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-1, var_1_28=16383, var_1_29=-1, var_1_30=0, var_1_31=0, var_1_32=2, var_1_33=1, var_1_34=2, var_1_35=0, var_1_36=499/5, var_1_37=0, var_1_38=0, var_1_39=0, var_1_40=0, var_1_41=3, var_1_42=1, var_1_7=0, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 40, 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=71occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 146 NumberOfCodeBlocks, 146 NumberOfCodeBlocksAsserted, 1 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 [2023-11-23 21:19:51,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire --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 0961957eaafd8770638c6edb9922811bdb07ef81189d8eaab330413cde091f0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:19:53,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:19:53,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:19:54,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:19:54,008 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:19:54,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:19:54,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:19:54,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:19:54,067 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:19:54,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:19:54,073 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:19:54,073 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:19:54,074 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:19:54,076 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:19:54,076 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:19:54,077 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:19:54,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:19:54,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:19:54,079 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:19:54,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:19:54,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:19:54,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:19:54,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:19:54,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:19:54,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:19:54,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:19:54,087 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:19:54,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:19:54,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:19:54,088 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:19:54,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:19:54,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:19:54,090 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:19:54,090 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:19:54,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:54,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:19:54,091 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:19:54,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:19:54,092 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:19:54,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:54,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:19:54,094 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:19:54,094 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:19:54,094 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:19:54,095 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0961957eaafd8770638c6edb9922811bdb07ef81189d8eaab330413cde091f0c [2023-11-23 21:19:54,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:19:54,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:19:54,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:19:54,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:19:54,581 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:19:54,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:57,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:19:58,135 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:19:58,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:58,146 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/23946695d/6749674d07b8484c9640c115048ccad5/FLAGa6be4a7f4 [2023-11-23 21:19:58,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/data/23946695d/6749674d07b8484c9640c115048ccad5 [2023-11-23 21:19:58,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:19:58,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:19:58,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:58,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:19:58,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:19:58,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da0472b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58, skipping insertion in model container [2023-11-23 21:19:58,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,233 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:19:58,455 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i[915,928] [2023-11-23 21:19:58,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:58,606 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:19:58,626 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-55.i[915,928] [2023-11-23 21:19:58,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:19:58,713 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:19:58,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58 WrapperNode [2023-11-23 21:19:58,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:19:58,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:58,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:19:58,728 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:19:58,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,764 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,827 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-23 21:19:58,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:19:58,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:19:58,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:19:58,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:19:58,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,842 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:19:58,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:19:58,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:19:58,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:19:58,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (1/1) ... [2023-11-23 21:19:58,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:19:58,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:58,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:19:58,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:19:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:19:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:19:59,000 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:19:59,000 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:19:59,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:19:59,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:19:59,111 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:19:59,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:19:59,642 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:19:59,721 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:19:59,721 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:19:59,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:59 BoogieIcfgContainer [2023-11-23 21:19:59,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:19:59,725 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:19:59,725 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:19:59,728 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:19:59,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:19:58" (1/3) ... [2023-11-23 21:19:59,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150b0061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:59, skipping insertion in model container [2023-11-23 21:19:59,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:19:58" (2/3) ... [2023-11-23 21:19:59,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@150b0061 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:19:59, skipping insertion in model container [2023-11-23 21:19:59,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:19:59" (3/3) ... [2023-11-23 21:19:59,732 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-55.i [2023-11-23 21:19:59,752 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:19:59,753 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:19:59,808 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:19:59,815 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@45c87697, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:19:59,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:19:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 49 states have internal predecessors, (67), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:19:59,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:19:59,841 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:59,842 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:59,843 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:59,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:59,849 INFO L85 PathProgramCache]: Analyzing trace with hash 2071975990, now seen corresponding path program 1 times [2023-11-23 21:19:59,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:59,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658032306] [2023-11-23 21:19:59,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:59,866 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:59,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:59,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:59,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:20:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:00,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:20:00,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:00,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1158 proven. 0 refuted. 0 times theorem prover too weak. 1962 trivial. 0 not checked. [2023-11-23 21:20:00,383 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:20:00,384 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:00,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658032306] [2023-11-23 21:20:00,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658032306] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:20:00,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:20:00,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:20:00,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326671189] [2023-11-23 21:20:00,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:20:00,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:20:00,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:00,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:20:00,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:20:00,459 INFO L87 Difference]: Start difference. First operand has 91 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 49 states have internal predecessors, (67), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:20:00,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:00,597 INFO L93 Difference]: Finished difference Result 179 states and 332 transitions. [2023-11-23 21:20:00,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:20:00,605 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 238 [2023-11-23 21:20:00,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:00,612 INFO L225 Difference]: With dead ends: 179 [2023-11-23 21:20:00,613 INFO L226 Difference]: Without dead ends: 89 [2023-11-23 21:20:00,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:20:00,622 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:00,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:20:00,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-23 21:20:00,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-23 21:20:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 states have internal predecessors, (61), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:20:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 141 transitions. [2023-11-23 21:20:00,683 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 141 transitions. Word has length 238 [2023-11-23 21:20:00,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:00,683 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 141 transitions. [2023-11-23 21:20:00,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-23 21:20:00,684 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2023-11-23 21:20:00,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:20:00,689 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:00,690 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:00,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:20:00,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:00,902 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:00,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:00,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1303118990, now seen corresponding path program 1 times [2023-11-23 21:20:00,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:00,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1615781341] [2023-11-23 21:20:00,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:00,905 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:00,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:00,908 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:20:00,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:20:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:01,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:20:01,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:01,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-23 21:20:01,403 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:20:01,403 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:01,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1615781341] [2023-11-23 21:20:01,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1615781341] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:20:01,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:20:01,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:20:01,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099165204] [2023-11-23 21:20:01,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:20:01,410 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:20:01,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:01,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:20:01,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:20:01,412 INFO L87 Difference]: Start difference. First operand 89 states and 141 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:01,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:01,594 INFO L93 Difference]: Finished difference Result 250 states and 395 transitions. [2023-11-23 21:20:01,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:20:01,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 238 [2023-11-23 21:20:01,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:01,605 INFO L225 Difference]: With dead ends: 250 [2023-11-23 21:20:01,609 INFO L226 Difference]: Without dead ends: 162 [2023-11-23 21:20:01,611 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:20:01,616 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 111 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:01,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 346 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:20:01,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-23 21:20:01,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159. [2023-11-23 21:20:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 83 states have (on average 1.2771084337349397) internal successors, (106), 84 states have internal predecessors, (106), 73 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-23 21:20:01,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 252 transitions. [2023-11-23 21:20:01,685 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 252 transitions. Word has length 238 [2023-11-23 21:20:01,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:01,687 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 252 transitions. [2023-11-23 21:20:01,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 252 transitions. [2023-11-23 21:20:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:20:01,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:01,694 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:01,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:20:01,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:01,902 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:01,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:01,902 INFO L85 PathProgramCache]: Analyzing trace with hash -602054412, now seen corresponding path program 1 times [2023-11-23 21:20:01,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:01,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068687212] [2023-11-23 21:20:01,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:01,904 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:01,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:01,906 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:20:01,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:02,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:20:02,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:02,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1443 proven. 39 refuted. 0 times theorem prover too weak. 1638 trivial. 0 not checked. [2023-11-23 21:20:02,514 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 39 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:20:02,866 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:02,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068687212] [2023-11-23 21:20:02,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068687212] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:02,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1358281102] [2023-11-23 21:20:02,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:02,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:20:02,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:20:02,872 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:20:02,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:20:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:04,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:20:04,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:04,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1443 proven. 39 refuted. 0 times theorem prover too weak. 1638 trivial. 0 not checked. [2023-11-23 21:20:04,255 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 39 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:20:04,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1358281102] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:04,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618721348] [2023-11-23 21:20:04,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:04,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:20:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:20:04,540 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:20:04,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:20:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:04,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:20:04,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:04,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1443 proven. 39 refuted. 0 times theorem prover too weak. 1638 trivial. 0 not checked. [2023-11-23 21:20:04,977 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 39 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:20:05,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618721348] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:05,248 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:20:05,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-23 21:20:05,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562391361] [2023-11-23 21:20:05,249 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:20:05,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:20:05,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:05,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:20:05,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:20:05,254 INFO L87 Difference]: Start difference. First operand 159 states and 252 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-23 21:20:06,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:06,163 INFO L93 Difference]: Finished difference Result 333 states and 517 transitions. [2023-11-23 21:20:06,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 21:20:06,176 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 238 [2023-11-23 21:20:06,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:06,183 INFO L225 Difference]: With dead ends: 333 [2023-11-23 21:20:06,183 INFO L226 Difference]: Without dead ends: 175 [2023-11-23 21:20:06,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1430 GetRequests, 1414 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:20:06,186 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 193 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:06,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 191 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-23 21:20:06,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-23 21:20:06,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 167. [2023-11-23 21:20:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 89 states have (on average 1.2134831460674158) internal successors, (108), 90 states have internal predecessors, (108), 73 states have call successors, (73), 4 states have call predecessors, (73), 4 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-23 21:20:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 254 transitions. [2023-11-23 21:20:06,259 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 254 transitions. Word has length 238 [2023-11-23 21:20:06,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:06,261 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 254 transitions. [2023-11-23 21:20:06,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (53), 2 states have call predecessors, (53), 4 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2023-11-23 21:20:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 254 transitions. [2023-11-23 21:20:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:20:06,268 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:06,269 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:06,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:20:06,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-23 21:20:06,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:20:06,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:06,877 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:06,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:06,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1172952950, now seen corresponding path program 1 times [2023-11-23 21:20:06,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:06,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [664002672] [2023-11-23 21:20:06,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:06,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:06,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:06,881 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:20:06,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:20:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:07,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:20:07,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:07,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1443 proven. 39 refuted. 0 times theorem prover too weak. 1638 trivial. 0 not checked. [2023-11-23 21:20:07,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:20:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 39 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-11-23 21:20:07,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:07,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [664002672] [2023-11-23 21:20:07,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [664002672] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:20:07,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1998541822] [2023-11-23 21:20:07,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:07,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:20:07,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:20:07,773 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:20:07,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 21:20:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:08,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:20:08,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:09,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-23 21:20:09,009 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:20:09,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1998541822] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:20:09,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:20:09,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 9 [2023-11-23 21:20:09,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856031995] [2023-11-23 21:20:09,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:20:09,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:20:09,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:09,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:20:09,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:20:09,013 INFO L87 Difference]: Start difference. First operand 167 states and 254 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:09,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:09,322 INFO L93 Difference]: Finished difference Result 436 states and 656 transitions. [2023-11-23 21:20:09,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:20:09,322 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 238 [2023-11-23 21:20:09,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:09,330 INFO L225 Difference]: With dead ends: 436 [2023-11-23 21:20:09,331 INFO L226 Difference]: Without dead ends: 270 [2023-11-23 21:20:09,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 713 GetRequests, 704 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:20:09,342 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 167 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:09,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 486 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:20:09,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2023-11-23 21:20:09,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 175. [2023-11-23 21:20:09,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 95 states have (on average 1.1578947368421053) internal successors, (110), 96 states have internal predecessors, (110), 73 states have call successors, (73), 6 states have call predecessors, (73), 6 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2023-11-23 21:20:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 256 transitions. [2023-11-23 21:20:09,407 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 256 transitions. Word has length 238 [2023-11-23 21:20:09,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:09,409 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 256 transitions. [2023-11-23 21:20:09,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:09,409 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 256 transitions. [2023-11-23 21:20:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-11-23 21:20:09,413 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:09,414 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:09,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:20:09,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-23 21:20:09,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:09,827 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:09,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:09,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1174859574, now seen corresponding path program 1 times [2023-11-23 21:20:09,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:09,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [243393468] [2023-11-23 21:20:09,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:09,830 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:09,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:09,831 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:20:09,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-23 21:20:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:10,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:20:10,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:20:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2023-11-23 21:20:10,230 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:20:10,231 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:20:10,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [243393468] [2023-11-23 21:20:10,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [243393468] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:20:10,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:20:10,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:20:10,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204975978] [2023-11-23 21:20:10,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:20:10,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:20:10,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:20:10,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:20:10,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:20:10,234 INFO L87 Difference]: Start difference. First operand 175 states and 256 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:10,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:20:10,430 INFO L93 Difference]: Finished difference Result 357 states and 518 transitions. [2023-11-23 21:20:10,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:20:10,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 238 [2023-11-23 21:20:10,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:20:10,440 INFO L225 Difference]: With dead ends: 357 [2023-11-23 21:20:10,440 INFO L226 Difference]: Without dead ends: 183 [2023-11-23 21:20:10,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:20:10,442 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 111 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:20:10,445 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 267 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:20:10,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-23 21:20:10,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 104. [2023-11-23 21:20:10,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 59 states have (on average 1.152542372881356) internal successors, (68), 59 states have internal predecessors, (68), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:20:10,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 148 transitions. [2023-11-23 21:20:10,503 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 148 transitions. Word has length 238 [2023-11-23 21:20:10,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:20:10,504 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 148 transitions. [2023-11-23 21:20:10,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2023-11-23 21:20:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2023-11-23 21:20:10,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-11-23 21:20:10,509 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:20:10,509 INFO L195 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:20:10,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-23 21:20:10,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:10,717 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:20:10,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:20:10,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1907440774, now seen corresponding path program 1 times [2023-11-23 21:20:10,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:20:10,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1989423092] [2023-11-23 21:20:10,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:20:10,719 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:20:10,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:20:10,720 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:20:10,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53eabbf7-c1e6-4d59-bb09-87cff2ad0dc0/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-23 21:20:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:20:12,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 21:20:12,190 INFO L285 TraceCheckSpWp]: Computing forward predicates...