./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 b3577f9f68d7ffe6ae6a4867fd8eefe1beb68b3b0c513f3ae57bd71ec15da3fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:30,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:31,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:23:31,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:31,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:31,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:31,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:31,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:31,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:31,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:31,085 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:31,089 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:31,090 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:31,095 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:31,095 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:31,096 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:31,097 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:31,102 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:31,102 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:31,103 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:31,103 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:31,104 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:31,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:31,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:31,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:31,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:31,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:31,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:31,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:31,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:31,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:31,108 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:31,109 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:31,109 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:31,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:31,109 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:31,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:31,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:31,110 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:31,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:31,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:31,111 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:31,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:31,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:31,112 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:31,112 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:31,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:31,112 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3577f9f68d7ffe6ae6a4867fd8eefe1beb68b3b0c513f3ae57bd71ec15da3fb [2023-11-23 21:23:31,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:31,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:31,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:31,434 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:31,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:31,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:34,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:34,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:34,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:34,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/a5fc816a4/f813f66424c343818c3dbc07bb466ed2/FLAGe3a8d8648 [2023-11-23 21:23:34,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/a5fc816a4/f813f66424c343818c3dbc07bb466ed2 [2023-11-23 21:23:34,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:34,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:34,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:34,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:34,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:34,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:34" (1/1) ... [2023-11-23 21:23:34,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9e7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:34, skipping insertion in model container [2023-11-23 21:23:34,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:34" (1/1) ... [2023-11-23 21:23:35,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:35,171 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i[919,932] [2023-11-23 21:23:35,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:35,273 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:35,286 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i[919,932] [2023-11-23 21:23:35,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:35,362 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:35,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35 WrapperNode [2023-11-23 21:23:35,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:35,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:35,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:35,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:35,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,450 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-23 21:23:35,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:35,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:35,452 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:35,452 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:35,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,467 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:35,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:35,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:35,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:35,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (1/1) ... [2023-11-23 21:23:35,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:35,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:35,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:35,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:35,742 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:35,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:36,327 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:36,748 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:36,748 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:36,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:36 BoogieIcfgContainer [2023-11-23 21:23:36,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:36,755 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:36,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:36,760 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:36,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:34" (1/3) ... [2023-11-23 21:23:36,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24820ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:36, skipping insertion in model container [2023-11-23 21:23:36,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:35" (2/3) ... [2023-11-23 21:23:36,764 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24820ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:36, skipping insertion in model container [2023-11-23 21:23:36,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:36" (3/3) ... [2023-11-23 21:23:36,766 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:36,788 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:36,788 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:36,855 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:36,863 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;@690556b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:36,864 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:36,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:23:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 21:23:36,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:36,886 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:36,887 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:36,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:36,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1129820078, now seen corresponding path program 1 times [2023-11-23 21:23:36,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:36,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141069148] [2023-11-23 21:23:36,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:36,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:37,191 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:23:37,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1376151650] [2023-11-23 21:23:37,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:37,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:37,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:23:37,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:23:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:37,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:23:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:38,110 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:23:38,113 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:23:38,117 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:23:38,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:38,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:23:38,337 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:23:38,350 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:23:38,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:23:38 BoogieIcfgContainer [2023-11-23 21:23:38,557 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:23:38,558 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:23:38,558 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:23:38,558 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:23:38,559 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:36" (3/4) ... [2023-11-23 21:23:38,561 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:23:38,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:23:38,563 INFO L158 Benchmark]: Toolchain (without parser) took 3620.61ms. Allocated memory is still 146.8MB. Free memory was 115.5MB in the beginning and 78.7MB in the end (delta: 36.8MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,564 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:38,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.23ms. Allocated memory is still 146.8MB. Free memory was 115.5MB in the beginning and 99.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.80ms. Allocated memory is still 146.8MB. Free memory was 99.4MB in the beginning and 94.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,572 INFO L158 Benchmark]: Boogie Preprocessor took 49.83ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,574 INFO L158 Benchmark]: RCFGBuilder took 1248.87ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 77.9MB in the end (delta: 14.4MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,575 INFO L158 Benchmark]: TraceAbstraction took 1802.42ms. Allocated memory is still 146.8MB. Free memory was 77.9MB in the beginning and 79.7MB in the end (delta: -1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:38,575 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 146.8MB. Free memory was 79.7MB in the beginning and 78.7MB in the end (delta: 931.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:23:38,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.23ms. Allocated memory is still 146.8MB. Free memory was 115.5MB in the beginning and 99.4MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.80ms. Allocated memory is still 146.8MB. Free memory was 99.4MB in the beginning and 94.8MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.83ms. Allocated memory is still 146.8MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1248.87ms. Allocated memory is still 146.8MB. Free memory was 92.3MB in the beginning and 77.9MB in the end (delta: 14.4MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1802.42ms. Allocated memory is still 146.8MB. Free memory was 77.9MB in the beginning and 79.7MB in the end (delta: -1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 146.8MB. Free memory was 79.7MB in the beginning and 78.7MB in the end (delta: 931.8kB). Peak memory consumption was 2.1MB. 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 92, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryArithmeticDOUBLEoperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 208. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_5 = 128; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 0; [L26] signed long int var_1_8 = 128; [L27] signed long int var_1_9 = 1967984875; [L28] float var_1_10 = 256.625; [L29] float var_1_11 = 24.5; [L30] float var_1_12 = 999999.25; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 0; [L33] double var_1_15 = 127.3; [L34] float var_1_16 = 15.8; [L35] double var_1_17 = -0.4; [L36] unsigned long int var_1_18 = 8; [L37] unsigned long int var_1_19 = 2366774301; [L38] unsigned char var_1_20 = 0; [L39] signed short int var_1_21 = 5; [L40] signed char var_1_22 = 0; [L41] signed char var_1_23 = 2; [L42] unsigned char var_1_24 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] signed long int var_1_29 = -128; [L47] signed short int var_1_35 = -50; [L48] unsigned long int var_1_36 = 4; [L49] unsigned short int var_1_40 = 16; [L50] unsigned short int var_1_43 = 48844; [L51] unsigned short int var_1_44 = 25575; [L52] unsigned short int var_1_45 = 10000; [L53] unsigned long int var_1_47 = 4; [L54] signed char var_1_48 = 2; [L55] signed char var_1_50 = -2; [L56] unsigned char last_1_var_1_1 = 5; [L57] unsigned long int last_1_var_1_18 = 8; [L58] signed char last_1_var_1_22 = 0; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L203] last_1_var_1_1 = var_1_1 [L204] last_1_var_1_18 = var_1_18 [L205] last_1_var_1_22 = var_1_22 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L149] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L150] var_1_6 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L152] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_8=128, var_1_9=1967984875] [L155] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1967984875] [L156] var_1_9 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L158] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L159] var_1_11 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L161] var_1_12 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L163] var_1_13 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L165] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L166] var_1_14 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L168] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L169] var_1_16 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L171] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L172] var_1_17 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L174] var_1_19 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L176] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L177] var_1_20 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L179] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L180] var_1_23 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L182] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L183] var_1_26 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L185] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L186] var_1_27 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L188] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L189] var_1_28 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L191] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L192] var_1_43 = __VERIFIER_nondet_ushort() [L193] CALL assume_abort_if_not(var_1_43 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_43 >= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L194] CALL assume_abort_if_not(var_1_43 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_43 <= 65534) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L195] var_1_44 = __VERIFIER_nondet_ushort() [L196] CALL assume_abort_if_not(var_1_44 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_44 >= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L197] CALL assume_abort_if_not(var_1_44 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_44 <= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L198] var_1_45 = __VERIFIER_nondet_ushort() [L199] CALL assume_abort_if_not(var_1_45 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_45 >= 8191) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L200] CALL assume_abort_if_not(var_1_45 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_45 <= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=128, var_1_9=1073741822] [L216] RET updateVariables() [L217] CALL step() [L62] unsigned char stepLocal_2 = var_1_9 >= last_1_var_1_22; [L63] signed long int stepLocal_1 = last_1_var_1_1; [L64] COND FALSE !(stepLocal_1 > last_1_var_1_18) [L67] COND TRUE var_1_20 || stepLocal_2 [L68] var_1_18 = var_1_6 [L73] COND FALSE !(last_1_var_1_1 > (var_1_18 * var_1_18)) [L76] var_1_1 = ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6)))) [L78] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L79] unsigned char stepLocal_0 = var_1_6; [L80] COND TRUE (- var_1_18) > stepLocal_0 [L81] var_1_8 = ((var_1_9 - var_1_21) - var_1_5) [L83] signed long int stepLocal_3 = var_1_8; [L84] COND FALSE !(var_1_18 == stepLocal_3) [L91] COND TRUE var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L92] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) [L98] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L99] var_1_15 = (var_1_17 + 255.5) [L101] COND FALSE !(\read(var_1_20)) [L104] COND TRUE \read(var_1_26) [L105] var_1_24 = var_1_27 [L110] COND FALSE !((var_1_18 * var_1_7) < ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) [L117] var_1_29 = var_1_7 [L119] COND TRUE var_1_7 < ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L120] COND FALSE !(\read(var_1_27)) [L124] COND TRUE var_1_18 < (var_1_8 / var_1_5) [L125] var_1_36 = var_1_9 [L131] COND FALSE !(var_1_6 > var_1_7) [L136] var_1_40 = (var_1_43 - (var_1_44 - (var_1_45 - var_1_5))) [L138] COND TRUE var_1_6 >= (~ ((((var_1_6) > (var_1_44)) ? (var_1_6) : (var_1_44)))) [L139] COND TRUE var_1_23 >= (~ var_1_5) [L140] var_1_47 = (var_1_44 + var_1_1) [L143] var_1_48 = var_1_6 [L144] var_1_50 = var_1_6 [L217] RET step() [L218] CALL, EXPR property() [L208-L209] return (((((((last_1_var_1_1 > (var_1_18 * var_1_18)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_18) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_21) - var_1_5))) : 1)) && ((var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((last_1_var_1_1 > last_1_var_1_18) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= last_1_var_1_22)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_18 == var_1_8) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=28, var_1_19=2147483647, var_1_1=40, var_1_20=0, var_1_21=40, var_1_22=0, var_1_23=-63, var_1_24=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=40, var_1_35=-50, var_1_36=1073741822, var_1_40=24323, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16423, var_1_48=28, var_1_50=28, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=1073741530, var_1_9=1073741822] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=28, var_1_19=2147483647, var_1_1=40, var_1_20=0, var_1_21=40, var_1_22=0, var_1_23=-63, var_1_24=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=40, var_1_35=-50, var_1_36=1073741822, var_1_40=24323, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16423, var_1_48=28, var_1_50=28, var_1_5=252, var_1_6=28, var_1_7=40, var_1_8=1073741530, var_1_9=1073741822] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 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 21:23:38,634 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 b3577f9f68d7ffe6ae6a4867fd8eefe1beb68b3b0c513f3ae57bd71ec15da3fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:41,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:41,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:23:41,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:41,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:41,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:41,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:41,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:41,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:41,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:41,554 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:41,554 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:41,555 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:41,557 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:41,557 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:41,557 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:41,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:41,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:41,560 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:41,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:41,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:41,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:41,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:41,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:41,562 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:23:41,563 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:23:41,563 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:23:41,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:41,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:41,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:41,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:41,566 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:23:41,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:41,567 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:41,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:41,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:41,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:41,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:41,568 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:23:41,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:23:41,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:41,570 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:41,570 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:41,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:41,571 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3577f9f68d7ffe6ae6a4867fd8eefe1beb68b3b0c513f3ae57bd71ec15da3fb [2023-11-23 21:23:41,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:42,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:42,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:42,023 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:42,023 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:42,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:45,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:45,586 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:45,588 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:45,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/044208d6b/005e19da73ff4752a494a207e65c2ef8/FLAG2bef810d6 [2023-11-23 21:23:45,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/data/044208d6b/005e19da73ff4752a494a207e65c2ef8 [2023-11-23 21:23:45,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:45,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:45,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:45,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:45,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:45,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:45" (1/1) ... [2023-11-23 21:23:45,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40cca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:45, skipping insertion in model container [2023-11-23 21:23:45,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:45" (1/1) ... [2023-11-23 21:23:45,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:45,923 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i[919,932] [2023-11-23 21:23:46,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:46,048 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:46,062 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_ab5b82f8-0e82-479b-a064-1dabb948a2d2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i[919,932] [2023-11-23 21:23:46,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:46,127 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:46,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46 WrapperNode [2023-11-23 21:23:46,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:46,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:46,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:46,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:46,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,192 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-23 21:23:46,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:46,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:46,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:46,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:46,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:46,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:46,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:46,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:46,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (1/1) ... [2023-11-23 21:23:46,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:46,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:46,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:46,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:23:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:46,550 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:46,553 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:50,805 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:50,889 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:50,889 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:50,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:50 BoogieIcfgContainer [2023-11-23 21:23:50,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:50,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:50,893 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:50,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:50,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:45" (1/3) ... [2023-11-23 21:23:50,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28773c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:50, skipping insertion in model container [2023-11-23 21:23:50,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:46" (2/3) ... [2023-11-23 21:23:50,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28773c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:50, skipping insertion in model container [2023-11-23 21:23:50,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:50" (3/3) ... [2023-11-23 21:23:50,901 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-12.i [2023-11-23 21:23:50,923 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:50,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:50,983 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:50,991 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;@46c0d375, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:50,991 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:23:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-23 21:23:51,017 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:51,018 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:51,019 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:51,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:51,026 INFO L85 PathProgramCache]: Analyzing trace with hash 57390538, now seen corresponding path program 1 times [2023-11-23 21:23:51,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:51,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [595117851] [2023-11-23 21:23:51,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:51,044 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 21:23:51,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:51,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:51,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:51,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:23:51,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1080 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:23:51,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:51,932 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:51,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [595117851] [2023-11-23 21:23:51,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [595117851] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:51,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:51,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:23:51,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804681860] [2023-11-23 21:23:51,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:51,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:23:51,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:51,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:23:51,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:51,994 INFO L87 Difference]: Start difference. First operand has 90 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:23:54,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:23:54,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:54,174 INFO L93 Difference]: Finished difference Result 177 states and 329 transitions. [2023-11-23 21:23:54,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:23:54,207 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 213 [2023-11-23 21:23:54,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:54,220 INFO L225 Difference]: With dead ends: 177 [2023-11-23 21:23:54,220 INFO L226 Difference]: Without dead ends: 88 [2023-11-23 21:23:54,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 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 21:23:54,230 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:54,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:23:54,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-23 21:23:54,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-23 21:23:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:23:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 142 transitions. [2023-11-23 21:23:54,305 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 142 transitions. Word has length 213 [2023-11-23 21:23:54,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:54,306 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 142 transitions. [2023-11-23 21:23:54,307 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, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:23:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 142 transitions. [2023-11-23 21:23:54,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-23 21:23:54,314 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:54,315 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:23:54,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:54,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:54,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:54,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:54,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1306532172, now seen corresponding path program 1 times [2023-11-23 21:23:54,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:54,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119691894] [2023-11-23 21:23:54,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:54,534 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 21:23:54,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:54,536 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:54,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:23:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:55,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:23:55,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:58,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:23:58,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:58,782 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:58,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2119691894] [2023-11-23 21:23:58,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2119691894] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:58,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:58,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:23:58,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176453928] [2023-11-23 21:23:58,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:58,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:23:58,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:58,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:23:58,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:23:58,791 INFO L87 Difference]: Start difference. First operand 88 states and 142 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:24:01,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:03,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:03,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:03,886 INFO L93 Difference]: Finished difference Result 263 states and 425 transitions. [2023-11-23 21:24:03,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:24:03,922 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-23 21:24:03,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:03,933 INFO L225 Difference]: With dead ends: 263 [2023-11-23 21:24:03,935 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 21:24:03,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:24:03,943 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 114 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 71 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:03,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 456 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 109 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2023-11-23 21:24:03,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 21:24:04,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 148. [2023-11-23 21:24:04,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 75 states have (on average 1.28) internal successors, (96), 75 states have internal predecessors, (96), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:24:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 236 transitions. [2023-11-23 21:24:04,050 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 236 transitions. Word has length 214 [2023-11-23 21:24:04,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:04,052 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 236 transitions. [2023-11-23 21:24:04,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:24:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 236 transitions. [2023-11-23 21:24:04,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-23 21:24:04,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:04,071 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:04,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:04,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:04,291 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:04,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:04,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1084183462, now seen corresponding path program 1 times [2023-11-23 21:24:04,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:04,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2141019619] [2023-11-23 21:24:04,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:04,294 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 21:24:04,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:04,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:04,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:04,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:24:05,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2023-11-23 21:24:08,336 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-23 21:24:09,458 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:09,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2141019619] [2023-11-23 21:24:09,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2141019619] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:09,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [686928240] [2023-11-23 21:24:09,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:09,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:09,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:09,464 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:09,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:24:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:10,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:24:10,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:10,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:24:10,410 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:10,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [686928240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:10,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:10,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 13 [2023-11-23 21:24:10,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137894130] [2023-11-23 21:24:10,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:10,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:10,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:10,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:10,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:24:10,415 INFO L87 Difference]: Start difference. First operand 148 states and 236 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:24:12,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:24:12,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:12,605 INFO L93 Difference]: Finished difference Result 299 states and 475 transitions. [2023-11-23 21:24:12,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:12,607 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 215 [2023-11-23 21:24:12,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:12,612 INFO L225 Difference]: With dead ends: 299 [2023-11-23 21:24:12,613 INFO L226 Difference]: Without dead ends: 212 [2023-11-23 21:24:12,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 631 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:24:12,616 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 87 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:12,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 288 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:24:12,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-23 21:24:12,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 209. [2023-11-23 21:24:12,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 115 states have (on average 1.3217391304347825) internal successors, (152), 116 states have internal predecessors, (152), 89 states have call successors, (89), 4 states have call predecessors, (89), 4 states have return successors, (89), 88 states have call predecessors, (89), 89 states have call successors, (89) [2023-11-23 21:24:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 330 transitions. [2023-11-23 21:24:12,680 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 330 transitions. Word has length 215 [2023-11-23 21:24:12,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:12,682 INFO L495 AbstractCegarLoop]: Abstraction has 209 states and 330 transitions. [2023-11-23 21:24:12,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:24:12,682 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 330 transitions. [2023-11-23 21:24:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-23 21:24:12,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:12,687 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:12,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-23 21:24:12,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:13,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:13,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:13,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:13,096 INFO L85 PathProgramCache]: Analyzing trace with hash 909961244, now seen corresponding path program 1 times [2023-11-23 21:24:13,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:13,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [76526607] [2023-11-23 21:24:13,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:13,098 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 21:24:13,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:13,100 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 21:24:13,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/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 (6)] Waiting until timeout for monitored process [2023-11-23 21:24:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:13,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:24:13,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 476 proven. 273 refuted. 0 times theorem prover too weak. 1631 trivial. 0 not checked. [2023-11-23 21:24:18,524 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:19,751 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:19,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [76526607] [2023-11-23 21:24:19,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [76526607] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:24:19,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1620548953] [2023-11-23 21:24:19,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:19,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:19,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:19,754 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:19,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab5b82f8-0e82-479b-a064-1dabb948a2d2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-23 21:24:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:21,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:24:21,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 476 proven. 273 refuted. 0 times theorem prover too weak. 1631 trivial. 0 not checked. [2023-11-23 21:24:25,501 INFO L327 TraceCheckSpWp]: Computing backward predicates...