./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E --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 b8b9ffa0f086760a52bbb5b7ce872ecb50536a94abf6bed664eac71cc82e5722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:50:33,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:50:33,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:50:33,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:50:33,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:50:33,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:50:33,241 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:50:33,241 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:50:33,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:50:33,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:50:33,243 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:50:33,244 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:50:33,244 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:50:33,245 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:50:33,245 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:50:33,245 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:50:33,245 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:50:33,245 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:50:33,246 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:50:33,246 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:50:33,247 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:50:33,247 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:50:33,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:50:33,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:50:33,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:50:33,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:50:33,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:50:33,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:50:33,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:50:33,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:50:33,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:50:33,251 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:50:33,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:50:33,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:50:33,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:50:33,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:50:33,252 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E 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 -> b8b9ffa0f086760a52bbb5b7ce872ecb50536a94abf6bed664eac71cc82e5722 [2024-11-14 05:50:33,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:50:33,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:50:33,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:50:33,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:50:33,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:50:33,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i Unable to find full path for "g++" [2024-11-14 05:50:35,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:50:36,260 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:50:36,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i [2024-11-14 05:50:36,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/d48eb1b55/a2b35a5df8d0472eab91cda4f6391b61/FLAG95fb1e618 [2024-11-14 05:50:36,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/d48eb1b55/a2b35a5df8d0472eab91cda4f6391b61 [2024-11-14 05:50:36,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:50:36,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:50:36,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:50:36,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:50:36,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:50:36,307 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@164fcc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36, skipping insertion in model container [2024-11-14 05:50:36,309 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:50:36,549 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i[915,928] [2024-11-14 05:50:36,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:50:36,713 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:50:36,729 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i[915,928] [2024-11-14 05:50:36,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:50:36,831 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:50:36,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36 WrapperNode [2024-11-14 05:50:36,833 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:50:36,834 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:50:36,834 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:50:36,835 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:50:36,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,926 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2024-11-14 05:50:36,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:50:36,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:50:36,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:50:36,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:50:36,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:36,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:37,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:50:37,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:50:37,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:50:37,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:50:37,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (1/1) ... [2024-11-14 05:50:37,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:50:37,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:50:37,055 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:50:37,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:50:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:50:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:50:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:50:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:50:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:50:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:50:37,234 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:50:37,236 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:50:37,907 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 05:50:37,907 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:50:38,254 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:50:38,254 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:50:38,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:38 BoogieIcfgContainer [2024-11-14 05:50:38,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:50:38,258 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:50:38,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:50:38,263 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:50:38,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:50:36" (1/3) ... [2024-11-14 05:50:38,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1481b8f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:38, skipping insertion in model container [2024-11-14 05:50:38,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:36" (2/3) ... [2024-11-14 05:50:38,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1481b8f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:38, skipping insertion in model container [2024-11-14 05:50:38,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:38" (3/3) ... [2024-11-14 05:50:38,266 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-59.i [2024-11-14 05:50:38,283 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:50:38,286 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-59.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:50:38,341 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:50:38,358 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@758c7dfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:50:38,360 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:50:38,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 05:50:38,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-14 05:50:38,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:38,376 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:50:38,377 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:38,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:38,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1878152464, now seen corresponding path program 1 times [2024-11-14 05:50:38,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:50:38,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818211851] [2024-11-14 05:50:38,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:38,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:50:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:50:39,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [656735713] [2024-11-14 05:50:39,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:39,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:50:39,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:50:39,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:50:39,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:50:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:50:39,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:50:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:50:40,391 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:50:40,394 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:50:40,396 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:50:40,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:50:40,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 05:50:40,602 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:50:40,717 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:50:40,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:50:40 BoogieIcfgContainer [2024-11-14 05:50:40,724 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:50:40,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:50:40,725 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:50:40,725 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:50:40,726 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:38" (3/4) ... [2024-11-14 05:50:40,732 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:50:40,733 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:50:40,734 INFO L158 Benchmark]: Toolchain (without parser) took 4439.23ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 103.8MB in the beginning and 309.6MB in the end (delta: -205.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,735 INFO L158 Benchmark]: CDTParser took 2.10ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:50:40,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.60ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 88.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.22ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 83.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:50:40,736 INFO L158 Benchmark]: Boogie Preprocessor took 76.45ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 82.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,736 INFO L158 Benchmark]: RCFGBuilder took 1251.23ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 90.6MB in the end (delta: -8.7MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,737 INFO L158 Benchmark]: TraceAbstraction took 2466.18ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 89.9MB in the beginning and 309.6MB in the end (delta: -219.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,737 INFO L158 Benchmark]: Witness Printer took 8.10ms. Allocated memory is still 369.1MB. Free memory was 309.6MB in the beginning and 309.6MB in the end (delta: 21.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:50:40,744 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.60ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 88.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.22ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 83.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 76.45ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 82.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1251.23ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 90.6MB in the end (delta: -8.7MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2466.18ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 89.9MB in the beginning and 309.6MB in the end (delta: -219.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. * Witness Printer took 8.10ms. Allocated memory is still 369.1MB. Free memory was 309.6MB in the beginning and 309.6MB in the end (delta: 21.0kB). Peak memory consumption was 8.4MB. 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 someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 58, overapproximation of bitwiseOr at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 171, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 144, overapproximation of someBinaryDOUBLEComparisonOperation at line 140. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] signed short int var_1_26 = -256; [L45] unsigned char var_1_27 = 8; [L46] unsigned char var_1_28 = 200; [L47] unsigned char var_1_29 = 10; [L48] unsigned char var_1_30 = 0; [L49] double var_1_31 = 4.25; [L50] double var_1_32 = 2.75; [L51] unsigned short int last_1_var_1_5 = 0; [L52] unsigned char last_1_var_1_15 = 1; [L53] unsigned char last_1_var_1_18 = 1; [L54] unsigned long int last_1_var_1_19 = 1; [L184] isInitial = 1 [L185] FCALL initially() [L186] COND TRUE 1 [L187] CALL updateLastVariables() [L174] last_1_var_1_5 = var_1_5 [L175] last_1_var_1_15 = var_1_15 [L176] last_1_var_1_18 = var_1_18 [L177] last_1_var_1_19 = var_1_19 [L187] RET updateLastVariables() [L188] CALL updateVariables() [L129] var_1_4 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L131] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L132] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L133] var_1_6 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L135] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L136] var_1_7 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L138] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L139] var_1_10 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L141] var_1_11 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L143] var_1_12 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L145] var_1_14 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L147] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L148] var_1_16 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L150] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L151] var_1_21 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L153] var_1_22 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L155] var_1_23 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L157] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=-256, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L158] var_1_26 = __VERIFIER_nondet_short() [L159] CALL assume_abort_if_not(var_1_26 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_26 >= -32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L160] CALL assume_abort_if_not(var_1_26 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_26 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=200, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_28 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L163] CALL assume_abort_if_not(var_1_28 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_28 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=10, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L166] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=0, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L167] var_1_30 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L169] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_32=11/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L170] var_1_32 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=0, var_1_27=8, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_4=255, var_1_5=0, var_1_6=32767, var_1_7=32767, var_1_8=1289/10] [L188] RET updateVariables() [L189] CALL step() [L58] COND TRUE var_1_21 == var_1_22 [L59] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L61] COND FALSE !(((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) [L64] COND TRUE var_1_20 > var_1_24 [L65] var_1_25 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) [L67] COND TRUE (var_1_28 - var_1_29) >= (~ var_1_23) [L68] COND TRUE \read(var_1_30) [L69] var_1_27 = var_1_29 [L72] EXPR var_1_27 ^ (~ var_1_29) [L72] COND FALSE !((var_1_27 ^ (~ var_1_29)) >= var_1_28) [L75] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L76] COND TRUE \read(last_1_var_1_18) [L77] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L78] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L85] COND TRUE var_1_12 != var_1_8 [L86] var_1_15 = (! var_1_16) [L90] var_1_17 = var_1_4 [L91] var_1_18 = var_1_16 [L92] var_1_19 = var_1_4 [L93] unsigned short int stepLocal_1 = var_1_17; [L94] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L95] COND FALSE !(stepLocal_0 && var_1_15) [L106] var_1_1 = var_1_17 [L108] unsigned short int stepLocal_2 = var_1_17; [L109] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L112] COND TRUE ! var_1_15 [L113] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) [L116] unsigned short int stepLocal_5 = var_1_6; [L117] unsigned short int stepLocal_4 = var_1_5; [L118] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) [L119] COND FALSE !(var_1_5 <= stepLocal_5) [L122] var_1_13 = var_1_14 [L189] RET step() [L190] CALL, EXPR property() [L180-L181] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L190] RET, EXPR property() [L190] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=31, var_1_14=31, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_32=0, var_1_4=255, var_1_5=33022, var_1_6=32767, var_1_7=32767, var_1_8=509/4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=31, var_1_14=31, var_1_15=0, var_1_16=1, var_1_17=255, var_1_18=1, var_1_19=255, var_1_1=255, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=0, var_1_26=0, var_1_27=1, var_1_28=127, var_1_29=1, var_1_30=1, var_1_31=17/4, var_1_32=0, var_1_4=255, var_1_5=33022, var_1_6=32767, var_1_7=32767, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 27, 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=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:50:40,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E --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 b8b9ffa0f086760a52bbb5b7ce872ecb50536a94abf6bed664eac71cc82e5722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:50:43,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:50:43,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:50:43,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:50:43,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:50:43,960 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:50:43,961 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:50:43,961 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:50:43,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:50:43,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:50:43,967 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:50:43,967 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:50:43,967 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:50:43,967 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:50:43,968 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:50:43,968 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:50:43,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:50:43,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:50:43,969 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:50:43,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:50:43,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:50:43,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:50:43,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:50:43,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:50:43,977 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E 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 -> b8b9ffa0f086760a52bbb5b7ce872ecb50536a94abf6bed664eac71cc82e5722 [2024-11-14 05:50:44,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:50:44,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:50:44,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:50:44,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:50:44,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:50:44,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i Unable to find full path for "g++" [2024-11-14 05:50:46,420 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:50:46,736 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:50:46,738 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i [2024-11-14 05:50:46,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/e106f771e/2f80fee4a3874869aadb14d20677fcc1/FLAG9985032ee [2024-11-14 05:50:46,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/data/e106f771e/2f80fee4a3874869aadb14d20677fcc1 [2024-11-14 05:50:46,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:50:46,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:50:46,790 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:50:46,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:50:46,796 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:50:46,797 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:50:46" (1/1) ... [2024-11-14 05:50:46,798 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb19fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:46, skipping insertion in model container [2024-11-14 05:50:46,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:50:46" (1/1) ... [2024-11-14 05:50:46,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:50:47,033 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i[915,928] [2024-11-14 05:50:47,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:50:47,145 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:50:47,155 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-59.i[915,928] [2024-11-14 05:50:47,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:50:47,224 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:50:47,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47 WrapperNode [2024-11-14 05:50:47,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:50:47,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:50:47,227 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:50:47,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:50:47,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,299 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-14 05:50:47,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:50:47,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:50:47,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:50:47,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:50:47,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:50:47,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:50:47,385 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:50:47,385 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:50:47,386 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (1/1) ... [2024-11-14 05:50:47,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:50:47,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:50:47,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:50:47,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:50:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:50:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:50:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:50:47,478 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:50:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:50:47,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:50:47,616 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:50:47,618 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:50:48,707 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 05:50:48,708 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:50:48,720 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:50:48,720 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:50:48,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:48 BoogieIcfgContainer [2024-11-14 05:50:48,721 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:50:48,723 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:50:48,723 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:50:48,729 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:50:48,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:50:46" (1/3) ... [2024-11-14 05:50:48,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec5cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:48, skipping insertion in model container [2024-11-14 05:50:48,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:50:47" (2/3) ... [2024-11-14 05:50:48,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec5cba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:50:48, skipping insertion in model container [2024-11-14 05:50:48,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:50:48" (3/3) ... [2024-11-14 05:50:48,731 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-59.i [2024-11-14 05:50:48,749 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:50:48,750 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-59.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:50:48,824 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:50:48,838 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4ab44639, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:50:48,838 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:50:48,845 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 05:50:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-14 05:50:48,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:48,860 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:50:48,861 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:48,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:48,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1853398613, now seen corresponding path program 1 times [2024-11-14 05:50:48,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:50:48,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385638718] [2024-11-14 05:50:48,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:48,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:48,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:50:48,883 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:50:48,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:50:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:50:49,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:50:49,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:50:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-14 05:50:49,413 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:50:49,414 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:50:49,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385638718] [2024-11-14 05:50:49,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385638718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:50:49,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:50:49,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:50:49,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413996541] [2024-11-14 05:50:49,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:50:49,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:50:49,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:50:49,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:50:49,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:50:49,448 INFO L87 Difference]: Start difference. First operand has 82 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 05:50:49,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:50:49,490 INFO L93 Difference]: Finished difference Result 157 states and 275 transitions. [2024-11-14 05:50:49,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:50:49,493 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 174 [2024-11-14 05:50:49,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:50:49,501 INFO L225 Difference]: With dead ends: 157 [2024-11-14 05:50:49,501 INFO L226 Difference]: Without dead ends: 78 [2024-11-14 05:50:49,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:50:49,508 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:50:49,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:50:49,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-14 05:50:49,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-14 05:50:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-14 05:50:49,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2024-11-14 05:50:49,564 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 174 [2024-11-14 05:50:49,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:50:49,564 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2024-11-14 05:50:49,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-14 05:50:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-11-14 05:50:49,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-14 05:50:49,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:49,573 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:50:49,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/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)] Ended with exit code 0 [2024-11-14 05:50:49,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:49,774 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:49,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:49,775 INFO L85 PathProgramCache]: Analyzing trace with hash -11720867, now seen corresponding path program 1 times [2024-11-14 05:50:49,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:50:49,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1710776353] [2024-11-14 05:50:49,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:49,776 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:49,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:50:49,780 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:50:49,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:50:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:50:50,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:50:50,271 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:50:50,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 582 proven. 24 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2024-11-14 05:50:50,917 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:50:51,041 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:50:51,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1710776353] [2024-11-14 05:50:51,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1710776353] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:50:51,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2007520002] [2024-11-14 05:50:51,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:51,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:50:51,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:50:51,053 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:50:51,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 05:50:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:50:51,700 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:50:51,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:50:52,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-14 05:50:52,659 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:50:52,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2007520002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:50:52,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:50:52,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-11-14 05:50:52,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066792317] [2024-11-14 05:50:52,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:50:52,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:50:52,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:50:52,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:50:52,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-14 05:50:52,663 INFO L87 Difference]: Start difference. First operand 78 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 05:50:54,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:50:54,018 INFO L93 Difference]: Finished difference Result 229 states and 352 transitions. [2024-11-14 05:50:54,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:50:54,035 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2024-11-14 05:50:54,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:50:54,044 INFO L225 Difference]: With dead ends: 229 [2024-11-14 05:50:54,044 INFO L226 Difference]: Without dead ends: 154 [2024-11-14 05:50:54,045 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:50:54,046 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 72 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-14 05:50:54,049 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 333 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-14 05:50:54,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-14 05:50:54,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 135. [2024-11-14 05:50:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 78 states have (on average 1.2692307692307692) internal successors, (99), 78 states have internal predecessors, (99), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-14 05:50:54,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 207 transitions. [2024-11-14 05:50:54,124 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 207 transitions. Word has length 174 [2024-11-14 05:50:54,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:50:54,127 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 207 transitions. [2024-11-14 05:50:54,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 05:50:54,128 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 207 transitions. [2024-11-14 05:50:54,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-14 05:50:54,134 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:54,134 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:50:54,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 05:50:54,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-14 05:50:54,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-14 05:50:54,538 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:54,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:54,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1679168090, now seen corresponding path program 1 times [2024-11-14 05:50:54,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:50:54,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349010653] [2024-11-14 05:50:54,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:54,540 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:54,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:50:54,545 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:50:54,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:50:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:50:54,942 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:50:54,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:50:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 582 proven. 24 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2024-11-14 05:50:55,475 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:50:55,595 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:50:55,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349010653] [2024-11-14 05:50:55,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349010653] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:50:55,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1265065518] [2024-11-14 05:50:55,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:55,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:50:55,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:50:55,601 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:50:55,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-14 05:50:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:50:56,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 05:50:56,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:50:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-14 05:50:57,700 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:50:57,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1265065518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:50:57,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 05:50:57,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-11-14 05:50:57,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149283073] [2024-11-14 05:50:57,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:50:57,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:50:57,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:50:57,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:50:57,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-14 05:50:57,706 INFO L87 Difference]: Start difference. First operand 135 states and 207 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 05:50:59,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:50:59,136 INFO L93 Difference]: Finished difference Result 295 states and 451 transitions. [2024-11-14 05:50:59,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:50:59,146 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2024-11-14 05:50:59,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:50:59,151 INFO L225 Difference]: With dead ends: 295 [2024-11-14 05:50:59,151 INFO L226 Difference]: Without dead ends: 220 [2024-11-14 05:50:59,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-14 05:50:59,153 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 89 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:50:59,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 339 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 05:50:59,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-14 05:50:59,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 208. [2024-11-14 05:50:59,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 123 states have (on average 1.2845528455284554) internal successors, (158), 123 states have internal predecessors, (158), 81 states have call successors, (81), 3 states have call predecessors, (81), 3 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-14 05:50:59,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 320 transitions. [2024-11-14 05:50:59,252 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 320 transitions. Word has length 175 [2024-11-14 05:50:59,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:50:59,253 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 320 transitions. [2024-11-14 05:50:59,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-14 05:50:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 320 transitions. [2024-11-14 05:50:59,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-14 05:50:59,264 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:50:59,264 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:50:59,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-14 05:50:59,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-14 05:50:59,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:59,666 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:50:59,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:50:59,666 INFO L85 PathProgramCache]: Analyzing trace with hash 133379118, now seen corresponding path program 1 times [2024-11-14 05:50:59,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:50:59,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267214859] [2024-11-14 05:50:59,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:50:59,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:50:59,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:50:59,676 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:50:59,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-14 05:51:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:51:00,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:51:00,055 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:51:00,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 582 proven. 24 refuted. 0 times theorem prover too weak. 798 trivial. 0 not checked. [2024-11-14 05:51:00,431 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:51:00,517 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:51:00,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267214859] [2024-11-14 05:51:00,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267214859] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 05:51:00,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [427503794] [2024-11-14 05:51:00,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:51:00,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:51:00,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:51:00,520 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:51:00,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-14 05:51:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:51:01,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 05:51:01,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:51:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 722 proven. 42 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 05:51:02,275 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:51:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-14 05:51:02,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [427503794] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:51:02,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121255932] [2024-11-14 05:51:02,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:51:02,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:51:02,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:51:02,890 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:51:02,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 05:51:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:51:03,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:51:03,083 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:51:03,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 722 proven. 42 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 05:51:03,423 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:51:03,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 36 proven. 42 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-14 05:51:03,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121255932] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:51:03,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2024-11-14 05:51:03,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6, 6, 6] total 12 [2024-11-14 05:51:03,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404972705] [2024-11-14 05:51:03,969 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2024-11-14 05:51:03,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 05:51:03,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:51:03,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 05:51:03,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-14 05:51:03,974 INFO L87 Difference]: Start difference. First operand 208 states and 320 transitions. Second operand has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 states have internal predecessors, (85), 4 states have call successors, (55), 4 states have call predecessors, (55), 7 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) [2024-11-14 05:51:06,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:51:06,715 INFO L93 Difference]: Finished difference Result 501 states and 723 transitions. [2024-11-14 05:51:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 05:51:06,716 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 states have internal predecessors, (85), 4 states have call successors, (55), 4 states have call predecessors, (55), 7 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) Word has length 176 [2024-11-14 05:51:06,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:51:06,720 INFO L225 Difference]: With dead ends: 501 [2024-11-14 05:51:06,720 INFO L226 Difference]: Without dead ends: 350 [2024-11-14 05:51:06,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 927 GetRequests, 888 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=385, Invalid=1097, Unknown=0, NotChecked=0, Total=1482 [2024-11-14 05:51:06,726 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 394 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-14 05:51:06,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 342 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-14 05:51:06,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2024-11-14 05:51:06,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 254. [2024-11-14 05:51:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 160 states have (on average 1.20625) internal successors, (193), 160 states have internal predecessors, (193), 81 states have call successors, (81), 12 states have call predecessors, (81), 12 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-11-14 05:51:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 355 transitions. [2024-11-14 05:51:06,772 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 355 transitions. Word has length 176 [2024-11-14 05:51:06,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:51:06,775 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 355 transitions. [2024-11-14 05:51:06,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.083333333333333) internal successors, (85), 12 states have internal predecessors, (85), 4 states have call successors, (55), 4 states have call predecessors, (55), 7 states have return successors, (57), 4 states have call predecessors, (57), 4 states have call successors, (57) [2024-11-14 05:51:06,775 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 355 transitions. [2024-11-14 05:51:06,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-14 05:51:06,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:51:06,780 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:51:06,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-14 05:51:06,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 05:51:07,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-14 05:51:07,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:51:07,381 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:51:07,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:51:07,381 INFO L85 PathProgramCache]: Analyzing trace with hash -994237180, now seen corresponding path program 1 times [2024-11-14 05:51:07,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:51:07,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007824531] [2024-11-14 05:51:07,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:51:07,382 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:51:07,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:51:07,384 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:51:07,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-14 05:51:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:51:07,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 05:51:07,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:51:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 762 proven. 204 refuted. 0 times theorem prover too weak. 438 trivial. 0 not checked. [2024-11-14 05:51:13,480 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:51:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 75 proven. 150 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2024-11-14 05:51:59,928 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:51:59,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007824531] [2024-11-14 05:51:59,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2007824531] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 05:51:59,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [116962409] [2024-11-14 05:51:59,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:51:59,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 05:51:59,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 05:51:59,930 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 05:51:59,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f65d06ed-ca9c-4d31-8db9-4924549f19a7/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-14 05:52:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:52:01,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-14 05:52:01,728 INFO L278 TraceCheckSpWp]: Computing forward predicates...