./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.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_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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_8c429096-7fa0-46d0-82bd-350534028cf2/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 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:46:57,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:46:57,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:46:57,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:46:57,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:46:57,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:46:57,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:46:57,307 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:46:57,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:46:57,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:46:57,307 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:46:57,307 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:46:57,307 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:46:57,307 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:46:57,308 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:46:57,308 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:46:57,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:46:57,309 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:46:57,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:46:57,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:46:57,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:46:57,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:46:57,311 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:46:57,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:46:57,311 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_8c429096-7fa0-46d0-82bd-350534028cf2/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 -> 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de [2024-11-14 02:46:57,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:46:57,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:46:57,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:46:57,626 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:46:57,627 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:46:57,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i Unable to find full path for "g++" [2024-11-14 02:46:59,492 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:46:59,755 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:46:59,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2024-11-14 02:46:59,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/0083a9fe4/3cd0779c70474d49a6fee33d23a8ab74/FLAG1a34d5508 [2024-11-14 02:46:59,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/0083a9fe4/3cd0779c70474d49a6fee33d23a8ab74 [2024-11-14 02:46:59,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:46:59,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:46:59,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:46:59,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:46:59,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:46:59,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:46:59" (1/1) ... [2024-11-14 02:46:59,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239a83d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:46:59, skipping insertion in model container [2024-11-14 02:46:59,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:46:59" (1/1) ... [2024-11-14 02:46:59,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:46:59,956 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_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2024-11-14 02:47:00,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:47:00,031 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:47:00,040 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_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2024-11-14 02:47:00,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:47:00,090 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:47:00,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00 WrapperNode [2024-11-14 02:47:00,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:47:00,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:47:00,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:47:00,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:47:00,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,146 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2024-11-14 02:47:00,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:47:00,147 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:47:00,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:47:00,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:47:00,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:47:00,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:47:00,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:47:00,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:47:00,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (1/1) ... [2024-11-14 02:47:00,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:47:00,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:47:00,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:47:00,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:47:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:47:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:47:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:47:00,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:47:00,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:47:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:47:00,347 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:47:00,348 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:47:00,651 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 02:47:00,651 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:47:00,838 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:47:00,838 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:47:00,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:47:00 BoogieIcfgContainer [2024-11-14 02:47:00,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:47:00,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:47:00,846 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:47:00,850 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:47:00,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:46:59" (1/3) ... [2024-11-14 02:47:00,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f21d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:47:00, skipping insertion in model container [2024-11-14 02:47:00,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:00" (2/3) ... [2024-11-14 02:47:00,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f21d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:47:00, skipping insertion in model container [2024-11-14 02:47:00,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:47:00" (3/3) ... [2024-11-14 02:47:00,853 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-55.i [2024-11-14 02:47:00,870 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:47:00,871 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-55.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:47:00,936 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:47:00,948 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;@2d09b95a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:47:00,949 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:47:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 02:47:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-14 02:47:00,961 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:47:00,962 INFO L215 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:00,962 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:47:00,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:47:00,967 INFO L85 PathProgramCache]: Analyzing trace with hash -463887524, now seen corresponding path program 1 times [2024-11-14 02:47:00,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:47:00,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204569830] [2024-11-14 02:47:00,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:00,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:47:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:47:01,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1786121491] [2024-11-14 02:47:01,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:01,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:47:01,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:47:01,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:47:01,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:47:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:47:01,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:47:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:47:02,200 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:47:02,202 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:47:02,205 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:47:02,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-14 02:47:02,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:47:02,415 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:47:02,510 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:47:02,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:47:02 BoogieIcfgContainer [2024-11-14 02:47:02,516 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:47:02,517 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:47:02,517 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:47:02,517 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:47:02,517 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:47:00" (3/4) ... [2024-11-14 02:47:02,522 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:47:02,523 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:47:02,524 INFO L158 Benchmark]: Toolchain (without parser) took 2742.24ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 74.5MB in the end (delta: 18.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-11-14 02:47:02,525 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:47:02,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.16ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 02:47:02,525 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.87ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 76.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:47:02,526 INFO L158 Benchmark]: Boogie Preprocessor took 25.78ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:47:02,526 INFO L158 Benchmark]: RCFGBuilder took 665.51ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 41.6MB in the end (delta: 33.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 02:47:02,526 INFO L158 Benchmark]: TraceAbstraction took 1670.53ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 74.6MB in the end (delta: -33.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-11-14 02:47:02,527 INFO L158 Benchmark]: Witness Printer took 6.16ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:47:02,532 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.16ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 78.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.87ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 76.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.78ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 665.51ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 41.6MB in the end (delta: 33.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1670.53ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 74.6MB in the end (delta: -33.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Witness Printer took 6.16ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 89. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L86] var_1_6 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L88] var_1_7 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L90] var_1_8 = __VERIFIER_nondet_double() [L91] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L94] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L95] var_1_11 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L97] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L98] var_1_12 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L100] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L101] var_1_13 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L103] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L104] var_1_14 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L106] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L107] var_1_18 = __VERIFIER_nondet_char() [L108] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L109] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L110] var_1_19 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L112] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L113] var_1_20 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L115] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L116] var_1_22 = __VERIFIER_nondet_ulong() [L117] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L118] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L119] var_1_24 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L122] var_1_25 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L125] var_1_26 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L128] var_1_28 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L131] var_1_30 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=-2, var_1_18=3, var_1_19=0, var_1_1=44/5, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16384, var_1_29=1, var_1_30=1, var_1_31=0, var_1_9=-128] [L146] RET updateVariables() [L147] CALL step() [L51] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L52] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L53] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L54] var_1_31 = var_1_26 [L55] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L62] var_1_1 = var_1_7 [L64] COND FALSE !(\read(var_1_31)) [L67] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L69] COND TRUE (- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875 [L70] COND FALSE !(\read(var_1_31)) [L73] var_1_27 = (var_1_13 - (var_1_28 - (var_1_20 + var_1_19))) [L78] COND FALSE !(\read(var_1_23)) [L81] COND FALSE !(\read(var_1_23)) [L147] RET step() [L148] CALL, EXPR property() [L138-L139] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=2, var_1_18=3, var_1_19=0, var_1_1=2, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16384, var_1_29=0, var_1_30=1, var_1_31=0, var_1_7=2, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=16383, var_1_14=16383, var_1_15=5, var_1_17=2, var_1_18=3, var_1_19=0, var_1_1=2, var_1_20=1, var_1_21=25, var_1_22=-1073741826, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16384, var_1_29=0, var_1_30=1, var_1_31=0, var_1_7=2, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 31, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 228 NumberOfCodeBlocks, 228 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 02:47:02,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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_8c429096-7fa0-46d0-82bd-350534028cf2/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 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:47:05,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:47:05,202 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:47:05,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:47:05,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:47:05,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:47:05,242 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:47:05,242 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:47:05,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:47:05,242 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:47:05,243 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:47:05,243 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:47:05,243 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:47:05,243 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:47:05,250 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:47:05,250 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:47:05,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:47:05,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:47:05,253 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:47:05,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:47:05,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:47:05,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:47:05,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:47:05,254 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:47:05,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:47:05,255 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:47:05,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:47:05,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:47:05,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:47:05,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:47:05,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:47:05,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:47:05,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:47:05,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:47:05,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:47:05,257 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:47:05,257 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:47:05,257 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:47:05,257 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_8c429096-7fa0-46d0-82bd-350534028cf2/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 -> 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de [2024-11-14 02:47:05,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:47:05,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:47:05,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:47:05,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:47:05,577 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:47:05,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i Unable to find full path for "g++" [2024-11-14 02:47:07,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:47:07,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:47:07,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2024-11-14 02:47:07,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/566f2a05a/11e72a66715d4d618d94aeb256c7664e/FLAGd177b1178 [2024-11-14 02:47:07,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/data/566f2a05a/11e72a66715d4d618d94aeb256c7664e [2024-11-14 02:47:07,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:47:07,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:47:07,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:47:07,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:47:07,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:47:07,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:47:07" (1/1) ... [2024-11-14 02:47:07,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786b710b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:07, skipping insertion in model container [2024-11-14 02:47:07,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:47:07" (1/1) ... [2024-11-14 02:47:07,974 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:47:08,144 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_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2024-11-14 02:47:08,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:47:08,261 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:47:08,275 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_8c429096-7fa0-46d0-82bd-350534028cf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2024-11-14 02:47:08,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:47:08,362 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:47:08,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08 WrapperNode [2024-11-14 02:47:08,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:47:08,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:47:08,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:47:08,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:47:08,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,427 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2024-11-14 02:47:08,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:47:08,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:47:08,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:47:08,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:47:08,436 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:47:08,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:47:08,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:47:08,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:47:08,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (1/1) ... [2024-11-14 02:47:08,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:47:08,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:47:08,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:47:08,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:47:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:47:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:47:08,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:47:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:47:08,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:47:08,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:47:08,614 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:47:08,616 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:47:09,072 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-14 02:47:09,073 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:47:09,091 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:47:09,091 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:47:09,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:47:09 BoogieIcfgContainer [2024-11-14 02:47:09,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:47:09,095 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:47:09,095 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:47:09,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:47:09,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:47:07" (1/3) ... [2024-11-14 02:47:09,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6951a958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:47:09, skipping insertion in model container [2024-11-14 02:47:09,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:47:08" (2/3) ... [2024-11-14 02:47:09,102 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6951a958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:47:09, skipping insertion in model container [2024-11-14 02:47:09,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:47:09" (3/3) ... [2024-11-14 02:47:09,104 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-55.i [2024-11-14 02:47:09,119 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:47:09,122 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-55.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:47:09,197 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:47:09,208 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;@7fb7d9a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:47:09,209 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:47:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 02:47:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-14 02:47:09,230 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:47:09,231 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:09,232 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:47:09,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:47:09,239 INFO L85 PathProgramCache]: Analyzing trace with hash 670117153, now seen corresponding path program 1 times [2024-11-14 02:47:09,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:47:09,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1226479538] [2024-11-14 02:47:09,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:09,257 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 02:47:09,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:47:09,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:09,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:47:09,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 02:47:09,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:47:09,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-11-14 02:47:09,615 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:47:09,615 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:47:09,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1226479538] [2024-11-14 02:47:09,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1226479538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:47:09,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:47:09,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:47:09,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788409921] [2024-11-14 02:47:09,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:47:09,628 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:47:09,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:47:09,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:47:09,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:47:09,654 INFO L87 Difference]: Start difference. First operand has 74 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-14 02:47:09,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:47:09,699 INFO L93 Difference]: Finished difference Result 141 states and 253 transitions. [2024-11-14 02:47:09,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:47:09,703 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 186 [2024-11-14 02:47:09,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:47:09,712 INFO L225 Difference]: With dead ends: 141 [2024-11-14 02:47:09,712 INFO L226 Difference]: Without dead ends: 70 [2024-11-14 02:47:09,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 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 02:47:09,721 INFO L432 NwaCegarLoop]: 106 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, 106 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 02:47:09,722 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:47:09,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-14 02:47:09,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-14 02:47:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 02:47:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-14 02:47:09,773 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 186 [2024-11-14 02:47:09,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:47:09,774 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-14 02:47:09,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-14 02:47:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-14 02:47:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-14 02:47:09,778 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:47:09,778 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:09,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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)] Forceful destruction successful, exit code 0 [2024-11-14 02:47:09,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:09,979 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:47:09,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:47:09,980 INFO L85 PathProgramCache]: Analyzing trace with hash -754219993, now seen corresponding path program 1 times [2024-11-14 02:47:09,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:47:09,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [761133802] [2024-11-14 02:47:09,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:09,981 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 02:47:09,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:47:09,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:09,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:47:10,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 02:47:10,308 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:47:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2024-11-14 02:47:10,654 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:47:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-11-14 02:47:11,055 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:47:11,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [761133802] [2024-11-14 02:47:11,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [761133802] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:47:11,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1885138199] [2024-11-14 02:47:11,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:11,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-14 02:47:11,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-14 02:47:11,061 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-14 02:47:11,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-14 02:47:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:47:11,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 02:47:11,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:47:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-14 02:47:11,879 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:47:11,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1885138199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:47:11,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 02:47:11,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 9 [2024-11-14 02:47:11,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080972724] [2024-11-14 02:47:11,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:47:11,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 02:47:11,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:47:11,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 02:47:11,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-14 02:47:11,885 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 02:47:12,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:47:12,284 INFO L93 Difference]: Finished difference Result 212 states and 318 transitions. [2024-11-14 02:47:12,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 02:47:12,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 186 [2024-11-14 02:47:12,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:47:12,288 INFO L225 Difference]: With dead ends: 212 [2024-11-14 02:47:12,289 INFO L226 Difference]: Without dead ends: 145 [2024-11-14 02:47:12,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 548 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-14 02:47:12,293 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 151 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 02:47:12,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 312 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 02:47:12,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-14 02:47:12,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 78. [2024-11-14 02:47:12,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 44 states have (on average 1.2045454545454546) internal successors, (53), 44 states have internal predecessors, (53), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-14 02:47:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 115 transitions. [2024-11-14 02:47:12,333 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 115 transitions. Word has length 186 [2024-11-14 02:47:12,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:47:12,337 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 115 transitions. [2024-11-14 02:47:12,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-14 02:47:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2024-11-14 02:47:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-14 02:47:12,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:47:12,345 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:12,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-14 02:47:12,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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)] Forceful destruction successful, exit code 0 [2024-11-14 02:47:12,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:12,746 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:47:12,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:47:12,746 INFO L85 PathProgramCache]: Analyzing trace with hash -695114649, now seen corresponding path program 1 times [2024-11-14 02:47:12,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:47:12,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [238538165] [2024-11-14 02:47:12,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:47:12,747 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 02:47:12,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:47:12,751 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:12,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c429096-7fa0-46d0-82bd-350534028cf2/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 02:47:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:47:13,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 02:47:13,791 INFO L278 TraceCheckSpWp]: Computing forward predicates...