./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 01e0d523e011da6fa96c3906e355111e1eae758f7e80d6fb12a1ada09b36d61d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:34:21,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:34:21,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-13 23:34:21,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:34:21,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:34:21,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:34:21,983 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:34:21,983 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:34:21,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:34:21,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:34:21,984 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:34:21,985 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:34:21,986 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:34:21,987 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:34:21,987 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:34:21,988 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:34:21,988 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:34:21,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:34:21,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:34:21,989 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:34:21,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:34:21,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:34:21,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:34:21,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:34:21,991 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:34:21,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:34:21,992 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:34:21,992 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:34:21,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:34:21,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:34:21,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:34:21,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:34:21,993 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:34:21,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:34:21,993 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:34:21,993 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:34:21,993 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:34:21,993 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 -> 01e0d523e011da6fa96c3906e355111e1eae758f7e80d6fb12a1ada09b36d61d [2024-11-13 23:34:22,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:34:22,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:34:22,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:34:22,379 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:34:22,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:34:22,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i Unable to find full path for "g++" [2024-11-13 23:34:24,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:34:24,626 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:34:24,627 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i [2024-11-13 23:34:24,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/bec2097f1/b1f4e5e98a8b4eb7a291b196a61cd9e5/FLAG63fb0e146 [2024-11-13 23:34:24,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/bec2097f1/b1f4e5e98a8b4eb7a291b196a61cd9e5 [2024-11-13 23:34:24,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:34:24,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:34:24,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:34:24,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:34:24,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:34:24,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:34:24" (1/1) ... [2024-11-13 23:34:24,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b724104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:24, skipping insertion in model container [2024-11-13 23:34:24,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:34:24" (1/1) ... [2024-11-13 23:34:24,702 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:34:24,899 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i[916,929] [2024-11-13 23:34:25,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:34:25,013 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:34:25,027 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i[916,929] [2024-11-13 23:34:25,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:34:25,146 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:34:25,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25 WrapperNode [2024-11-13 23:34:25,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:34:25,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:34:25,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:34:25,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:34:25,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,222 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2024-11-13 23:34:25,222 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:34:25,223 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:34:25,223 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:34:25,223 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:34:25,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,244 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:34:25,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:34:25,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:34:25,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:34:25,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (1/1) ... [2024-11-13 23:34:25,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:34:25,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:34:25,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:34:25,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:34:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:34:25,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:34:25,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:34:25,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:34:25,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:34:25,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:34:25,539 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:34:25,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:34:26,345 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 23:34:26,345 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:34:26,964 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:34:26,966 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:34:26,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:34:26 BoogieIcfgContainer [2024-11-13 23:34:26,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:34:26,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:34:26,971 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:34:26,975 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:34:26,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:34:24" (1/3) ... [2024-11-13 23:34:26,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b8a75d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:34:26, skipping insertion in model container [2024-11-13 23:34:26,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:25" (2/3) ... [2024-11-13 23:34:26,977 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25b8a75d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:34:26, skipping insertion in model container [2024-11-13 23:34:26,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:34:26" (3/3) ... [2024-11-13 23:34:26,980 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-79.i [2024-11-13 23:34:26,999 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:34:27,002 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-79.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:34:27,083 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:34:27,104 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;@6a5f1c3c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:34:27,104 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:34:27,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 23:34:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 23:34:27,126 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:34:27,127 INFO L215 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:34:27,127 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:34:27,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:34:27,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1732059696, now seen corresponding path program 1 times [2024-11-13 23:34:27,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-13 23:34:27,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072255992] [2024-11-13 23:34:27,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:34:27,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:34:28,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2122909451] [2024-11-13 23:34:28,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:34:28,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:34:28,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:34:28,770 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:34:28,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 23:34:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:34:30,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:34:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:34:30,631 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-13 23:34:30,634 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 23:34:30,635 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 23:34:30,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 23:34:30,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-13 23:34:30,846 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 23:34:31,007 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 23:34:31,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:34:31 BoogieIcfgContainer [2024-11-13 23:34:31,016 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:34:31,017 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:34:31,018 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:34:31,018 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:34:31,019 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:34:26" (3/4) ... [2024-11-13 23:34:31,022 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:34:31,023 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:34:31,025 INFO L158 Benchmark]: Toolchain (without parser) took 6358.20ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.8MB in the beginning and 294.9MB in the end (delta: -176.1MB). Peak memory consumption was 104.3MB. Max. memory is 16.1GB. [2024-11-13 23:34:31,027 INFO L158 Benchmark]: CDTParser took 2.08ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:34:31,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.78ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 101.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:34:31,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.65ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 96.9MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:34:31,029 INFO L158 Benchmark]: Boogie Preprocessor took 79.61ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:34:31,029 INFO L158 Benchmark]: RCFGBuilder took 1664.59ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 73.3MB in the end (delta: 21.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-13 23:34:31,029 INFO L158 Benchmark]: TraceAbstraction took 4046.06ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 73.3MB in the beginning and 296.1MB in the end (delta: -222.8MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-11-13 23:34:31,030 INFO L158 Benchmark]: Witness Printer took 5.63ms. Allocated memory is still 427.8MB. Free memory was 296.1MB in the beginning and 294.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:34:31,035 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.78ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 101.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.65ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 96.9MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 79.61ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.6MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1664.59ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 73.3MB in the end (delta: 21.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4046.06ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 73.3MB in the beginning and 296.1MB in the end (delta: -222.8MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. * Witness Printer took 5.63ms. Allocated memory is still 427.8MB. Free memory was 296.1MB in the beginning and 294.9MB in the end (delta: 1.2MB). 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 90, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of bitwiseOr at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 186, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 184, overapproximation of someBinaryDOUBLEComparisonOperation at line 160. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] signed short int var_1_6 = 256; [L24] signed short int var_1_7 = 8; [L25] double var_1_8 = 5.3; [L26] double var_1_9 = 5.575; [L27] double var_1_10 = 31.5; [L28] double var_1_11 = 2.38; [L29] double var_1_12 = 1.25; [L30] unsigned short int var_1_13 = 100; [L31] unsigned long int var_1_16 = 8; [L32] unsigned long int var_1_17 = 4; [L33] unsigned short int var_1_19 = 49755; [L34] unsigned short int var_1_20 = 0; [L35] unsigned short int var_1_21 = 10; [L36] unsigned short int var_1_22 = 5; [L37] float var_1_23 = 200.8; [L38] signed long int var_1_24 = 256; [L39] unsigned short int var_1_25 = 16; [L40] double var_1_26 = 0.625; [L41] double var_1_27 = 2.25; [L42] double var_1_28 = 25.8; [L43] double var_1_29 = 15.5; [L44] unsigned long int var_1_30 = 1; [L45] unsigned long int var_1_31 = 2553598654; [L46] unsigned char var_1_32 = 1; [L47] unsigned char var_1_33 = 0; [L48] signed char var_1_34 = -1; [L49] signed char var_1_35 = -8; [L50] signed char var_1_36 = 25; [L51] signed char var_1_37 = 10; [L52] signed char var_1_38 = 64; [L53] unsigned long int var_1_39 = 128; [L54] signed short int last_1_var_1_1 = 0; [L55] double last_1_var_1_8 = 5.3; [L56] unsigned short int last_1_var_1_13 = 100; [L57] signed long int last_1_var_1_24 = 256; [L58] unsigned long int last_1_var_1_30 = 1; [L59] unsigned char last_1_var_1_32 = 1; [L60] unsigned long int last_1_var_1_39 = 128; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L207] last_1_var_1_1 = var_1_1 [L208] last_1_var_1_8 = var_1_8 [L209] last_1_var_1_13 = var_1_13 [L210] last_1_var_1_24 = var_1_24 [L211] last_1_var_1_30 = var_1_30 [L212] last_1_var_1_32 = var_1_32 [L213] last_1_var_1_39 = var_1_39 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L151] var_1_6 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L153] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L154] var_1_7 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L156] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L157] var_1_9 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L159] var_1_10 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L161] var_1_11 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L165] var_1_16 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L167] CALL assume_abort_if_not(var_1_16 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_16 <= 2147483648) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L168] var_1_17 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L170] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L171] var_1_19 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L173] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L174] var_1_20 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L176] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L177] var_1_21 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L179] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L180] var_1_22 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L182] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L183] var_1_28 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L185] var_1_29 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L187] var_1_31 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_31 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_31 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L189] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L190] var_1_33 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L192] CALL assume_abort_if_not(var_1_33 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 <= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L193] var_1_35 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_35 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_35 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L195] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L196] var_1_36 = __VERIFIER_nondet_char() [L197] CALL assume_abort_if_not(var_1_36 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_36 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L198] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L199] var_1_37 = __VERIFIER_nondet_char() [L200] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L201] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=64, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L202] var_1_38 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L204] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=-1, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=128, var_1_6=0, var_1_7=0, var_1_8=53/10] [L224] RET updateVariables() [L225] CALL step() [L64] signed short int stepLocal_5 = var_1_7; [L65] EXPR last_1_var_1_24 | var_1_22 [L65] signed long int stepLocal_4 = last_1_var_1_24 | var_1_22; [L66] signed long int stepLocal_3 = last_1_var_1_1; [L67] COND TRUE stepLocal_4 > last_1_var_1_39 [L68] COND TRUE \read(last_1_var_1_32) [L69] COND TRUE stepLocal_3 == ((var_1_20 + last_1_var_1_13) / var_1_19) [L70] var_1_30 = ((((var_1_22) > (10u)) ? (var_1_22) : (10u))) [L82] unsigned long int stepLocal_1 = last_1_var_1_30; [L83] COND TRUE \read(last_1_var_1_32) [L84] COND FALSE !(-10000000 <= stepLocal_1) [L88] signed long int stepLocal_2 = 32; [L89] COND FALSE !(stepLocal_2 >= var_1_24) [L92] unsigned short int stepLocal_6 = var_1_19; [L93] COND FALSE !((var_1_29 - var_1_11) <= last_1_var_1_8) [L98] COND TRUE \read(var_1_32) [L99] var_1_8 = ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))) [L101] var_1_23 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9) [L102] COND TRUE ! ((var_1_12 < 9999999.625) && var_1_32) [L103] var_1_25 = var_1_19 [L107] COND FALSE !(-32 > var_1_20) [L110] var_1_27 = 63.75 [L112] COND TRUE var_1_20 >= var_1_16 [L113] COND TRUE var_1_30 > var_1_24 [L114] var_1_34 = (var_1_35 + var_1_36) [L119] COND FALSE !(var_1_26 == var_1_27) [L122] COND FALSE !((var_1_19 * 64u) < var_1_38) [L125] var_1_39 = var_1_16 [L128] COND TRUE var_1_32 && var_1_32 [L129] COND FALSE !(var_1_27 != 16.5) [L132] var_1_1 = (var_1_6 - var_1_7) [L137] unsigned long int stepLocal_0 = var_1_7 * var_1_30; [L138] COND FALSE !(stepLocal_0 != (var_1_39 / (var_1_16 + var_1_17))) [L147] var_1_13 = ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))) [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31)))) [L216-L217] return ((((((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31))))) && (((var_1_29 - var_1_11) <= last_1_var_1_8) ? ((last_1_var_1_39 == var_1_19) ? (var_1_32 == ((unsigned char) var_1_33)) : 1) : 1)) && ((var_1_20 >= var_1_16) ? ((var_1_30 > var_1_24) ? (var_1_34 == ((signed char) (var_1_35 + var_1_36))) : (var_1_34 == ((signed char) (var_1_37 - var_1_38)))) : 1)) && ((var_1_26 == var_1_27) ? (var_1_39 == ((unsigned long int) ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) : (((var_1_19 * 64u) < var_1_38) ? (var_1_39 == ((unsigned long int) var_1_19)) : (var_1_39 == ((unsigned long int) var_1_16)))) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=49150, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_24=256, var_1_25=49150, var_1_26=5/8, var_1_27=255/4, var_1_30=257, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=0, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=4294967297, var_1_6=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=49150, var_1_16=4294967297, var_1_17=-4294967295, var_1_19=49150, var_1_1=0, var_1_20=-131071, var_1_21=0, var_1_22=257, var_1_24=256, var_1_25=49150, var_1_26=5/8, var_1_27=255/4, var_1_30=257, var_1_31=2147483647, var_1_32=1, var_1_33=256, var_1_34=0, var_1_35=63, var_1_36=-63, var_1_37=2, var_1_38=2, var_1_39=4294967297, var_1_6=0, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 1, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 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 [2024-11-13 23:34:31,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 01e0d523e011da6fa96c3906e355111e1eae758f7e80d6fb12a1ada09b36d61d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:34:34,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:34:34,237 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-13 23:34:34,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:34:34,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:34:34,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:34:34,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:34:34,291 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:34:34,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:34:34,292 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:34:34,292 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:34:34,292 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:34:34,293 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:34:34,293 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:34:34,294 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:34:34,295 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:34:34,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:34:34,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:34:34,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:34:34,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:34:34,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:34:34,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:34:34,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:34:34,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 23:34:34,297 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:34:34,297 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:34:34,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:34:34,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:34:34,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:34:34,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:34:34,298 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:34:34,299 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:34:34,299 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:34:34,299 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:34:34,299 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 -> 01e0d523e011da6fa96c3906e355111e1eae758f7e80d6fb12a1ada09b36d61d [2024-11-13 23:34:34,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:34:34,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:34:34,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:34:34,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:34:34,686 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:34:34,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i Unable to find full path for "g++" [2024-11-13 23:34:36,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:34:37,036 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:34:37,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i [2024-11-13 23:34:37,048 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/f1494166a/255dcab0ec1341cb8365f381e136d514/FLAG178b6f497 [2024-11-13 23:34:37,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/data/f1494166a/255dcab0ec1341cb8365f381e136d514 [2024-11-13 23:34:37,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:34:37,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:34:37,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:34:37,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:34:37,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:34:37,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36fba7aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37, skipping insertion in model container [2024-11-13 23:34:37,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:34:37,313 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i[916,929] [2024-11-13 23:34:37,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:34:37,498 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:34:37,515 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_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-79.i[916,929] [2024-11-13 23:34:37,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:34:37,655 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:34:37,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37 WrapperNode [2024-11-13 23:34:37,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:34:37,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:34:37,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:34:37,659 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:34:37,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,741 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2024-11-13 23:34:37,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:34:37,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:34:37,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:34:37,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:34:37,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,767 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:34:37,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:34:37,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:34:37,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:34:37,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (1/1) ... [2024-11-13 23:34:37,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:34:37,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:34:37,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:34:37,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:34:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:34:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:34:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:34:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:34:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:34:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:34:38,115 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:34:38,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:34:47,730 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-13 23:34:47,730 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:34:47,748 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:34:47,749 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:34:47,750 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:34:47 BoogieIcfgContainer [2024-11-13 23:34:47,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:34:47,753 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:34:47,753 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:34:47,759 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:34:47,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:34:37" (1/3) ... [2024-11-13 23:34:47,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ec15ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:34:47, skipping insertion in model container [2024-11-13 23:34:47,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:34:37" (2/3) ... [2024-11-13 23:34:47,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61ec15ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:34:47, skipping insertion in model container [2024-11-13 23:34:47,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:34:47" (3/3) ... [2024-11-13 23:34:47,761 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-79.i [2024-11-13 23:34:47,778 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:34:47,781 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-79.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 23:34:47,855 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 23:34:47,869 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;@7f38af47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 23:34:47,870 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 23:34:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 23:34:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-13 23:34:47,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:34:47,899 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:34:47,899 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:34:47,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:34:47,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1408659701, now seen corresponding path program 1 times [2024-11-13 23:34:47,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:34:47,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624125686] [2024-11-13 23:34:47,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:34:47,926 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 [2024-11-13 23:34:47,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:34:47,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:34:47,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:34:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:49,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:34:49,338 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:34:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:34:49,444 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:34:49,445 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:34:49,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624125686] [2024-11-13 23:34:49,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624125686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:34:49,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:34:49,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 23:34:49,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290852689] [2024-11-13 23:34:49,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:34:49,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 23:34:49,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:34:49,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 23:34:49,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:34:49,494 INFO L87 Difference]: Start difference. First operand has 99 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 63 states have internal predecessors, (88), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:34:49,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:34:49,538 INFO L93 Difference]: Finished difference Result 191 states and 340 transitions. [2024-11-13 23:34:49,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 23:34:49,541 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-13 23:34:49,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:34:49,551 INFO L225 Difference]: With dead ends: 191 [2024-11-13 23:34:49,551 INFO L226 Difference]: Without dead ends: 95 [2024-11-13 23:34:49,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 23:34:49,558 INFO L432 NwaCegarLoop]: 148 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, 148 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 [2024-11-13 23:34:49,559 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 23:34:49,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-13 23:34:49,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-13 23:34:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 59 states have internal predecessors, (80), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-13 23:34:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 148 transitions. [2024-11-13 23:34:49,617 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 148 transitions. Word has length 216 [2024-11-13 23:34:49,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:34:49,619 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 148 transitions. [2024-11-13 23:34:49,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:34:49,620 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2024-11-13 23:34:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-13 23:34:49,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:34:49,625 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:34:49,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-13 23:34:49,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:34:49,826 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:34:49,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:34:49,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1015632691, now seen corresponding path program 1 times [2024-11-13 23:34:49,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:34:49,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301138317] [2024-11-13 23:34:49,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:34:49,829 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 [2024-11-13 23:34:49,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:34:49,833 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:34:49,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:34:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:51,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:34:51,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:34:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:34:54,401 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:34:54,402 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:34:54,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301138317] [2024-11-13 23:34:54,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1301138317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:34:54,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:34:54,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:34:54,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720362155] [2024-11-13 23:34:54,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:34:54,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 23:34:54,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:34:54,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 23:34:54,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 23:34:54,407 INFO L87 Difference]: Start difference. First operand 95 states and 148 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:34:56,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:34:59,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:01,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:03,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:05,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:07,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:07,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:35:07,780 INFO L93 Difference]: Finished difference Result 300 states and 470 transitions. [2024-11-13 23:35:07,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 23:35:07,859 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2024-11-13 23:35:07,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:35:07,863 INFO L225 Difference]: With dead ends: 300 [2024-11-13 23:35:07,864 INFO L226 Difference]: Without dead ends: 208 [2024-11-13 23:35:07,865 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 23:35:07,866 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 136 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 73 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-13 23:35:07,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 424 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 23 Invalid, 5 Unknown, 0 Unchecked, 13.2s Time] [2024-11-13 23:35:07,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-11-13 23:35:07,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 185. [2024-11-13 23:35:07,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-13 23:35:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 287 transitions. [2024-11-13 23:35:07,916 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 287 transitions. Word has length 216 [2024-11-13 23:35:07,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:35:07,917 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 287 transitions. [2024-11-13 23:35:07,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:35:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 287 transitions. [2024-11-13 23:35:07,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-13 23:35:07,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:35:07,923 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:35:07,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:35:08,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:35:08,124 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:35:08,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:35:08,125 INFO L85 PathProgramCache]: Analyzing trace with hash 53418011, now seen corresponding path program 1 times [2024-11-13 23:35:08,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:35:08,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100899769] [2024-11-13 23:35:08,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:08,127 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 [2024-11-13 23:35:08,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:35:08,130 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:35:08,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 23:35:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:09,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:35:09,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:35:13,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:35:13,031 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:35:13,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100899769] [2024-11-13 23:35:13,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100899769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:35:13,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:35:13,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 23:35:13,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969511857] [2024-11-13 23:35:13,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:35:13,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 23:35:13,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:35:13,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 23:35:13,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 23:35:13,038 INFO L87 Difference]: Start difference. First operand 185 states and 287 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:35:16,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:18,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:20,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:22,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:24,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:26,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:28,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:30,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:32,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:34,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:36,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:38,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:40,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:40,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:35:40,906 INFO L93 Difference]: Finished difference Result 645 states and 1008 transitions. [2024-11-13 23:35:40,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 23:35:40,986 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-13 23:35:40,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:35:40,992 INFO L225 Difference]: With dead ends: 645 [2024-11-13 23:35:40,993 INFO L226 Difference]: Without dead ends: 463 [2024-11-13 23:35:40,995 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-13 23:35:41,000 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 157 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 69 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2024-11-13 23:35:41,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 731 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 37 Invalid, 13 Unknown, 0 Unchecked, 27.6s Time] [2024-11-13 23:35:41,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-11-13 23:35:41,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 371. [2024-11-13 23:35:41,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 230 states have (on average 1.317391304347826) internal successors, (303), 230 states have internal predecessors, (303), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-13 23:35:41,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 575 transitions. [2024-11-13 23:35:41,135 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 575 transitions. Word has length 218 [2024-11-13 23:35:41,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:35:41,136 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 575 transitions. [2024-11-13 23:35:41,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:35:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 575 transitions. [2024-11-13 23:35:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-13 23:35:41,144 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:35:41,144 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:35:41,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-13 23:35:41,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:35:41,345 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:35:41,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:35:41,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1635525731, now seen corresponding path program 1 times [2024-11-13 23:35:41,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:35:41,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169598283] [2024-11-13 23:35:41,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:41,346 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 [2024-11-13 23:35:41,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:35:41,353 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:35:41,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:35:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:42,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:35:42,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:35:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:35:46,264 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:35:46,264 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:35:46,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169598283] [2024-11-13 23:35:46,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169598283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:35:46,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 23:35:46,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 23:35:46,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417372410] [2024-11-13 23:35:46,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:35:46,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 23:35:46,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:35:46,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 23:35:46,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 23:35:46,267 INFO L87 Difference]: Start difference. First operand 371 states and 575 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:35:49,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:51,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:53,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:55,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:35:56,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:35:56,127 INFO L93 Difference]: Finished difference Result 921 states and 1431 transitions. [2024-11-13 23:35:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 23:35:56,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-13 23:35:56,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:35:56,138 INFO L225 Difference]: With dead ends: 921 [2024-11-13 23:35:56,139 INFO L226 Difference]: Without dead ends: 553 [2024-11-13 23:35:56,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 23:35:56,142 INFO L432 NwaCegarLoop]: 144 mSDtfsCounter, 44 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-13 23:35:56,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 352 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 4 Unknown, 0 Unchecked, 9.8s Time] [2024-11-13 23:35:56,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2024-11-13 23:35:56,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 551. [2024-11-13 23:35:56,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 340 states have (on average 1.311764705882353) internal successors, (446), 340 states have internal predecessors, (446), 204 states have call successors, (204), 6 states have call predecessors, (204), 6 states have return successors, (204), 204 states have call predecessors, (204), 204 states have call successors, (204) [2024-11-13 23:35:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 854 transitions. [2024-11-13 23:35:56,250 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 854 transitions. Word has length 218 [2024-11-13 23:35:56,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:35:56,252 INFO L471 AbstractCegarLoop]: Abstraction has 551 states and 854 transitions. [2024-11-13 23:35:56,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:35:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 854 transitions. [2024-11-13 23:35:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-13 23:35:56,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:35:56,256 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:35:56,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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)] Ended with exit code 0 [2024-11-13 23:35:56,457 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:35:56,457 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:35:56,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:35:56,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1071093663, now seen corresponding path program 1 times [2024-11-13 23:35:56,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:35:56,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [938129960] [2024-11-13 23:35:56,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:35:56,459 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 [2024-11-13 23:35:56,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:35:56,462 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:35:56,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (6)] Waiting until timeout for monitored process [2024-11-13 23:35:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:35:57,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:35:57,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-13 23:36:03,294 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:36:05,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:36:05,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [938129960] [2024-11-13 23:36:05,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [938129960] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:36:05,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [651885528] [2024-11-13 23:36:05,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:36:05,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:05,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:36:05,046 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:36:05,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:36:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:05,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:36:05,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:36:06,143 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:36:06,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [651885528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:36:06,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 23:36:06,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-13 23:36:06,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482318232] [2024-11-13 23:36:06,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:36:06,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 23:36:06,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:36:06,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 23:36:06,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-13 23:36:06,145 INFO L87 Difference]: Start difference. First operand 551 states and 854 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:36:07,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:09,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:11,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:11,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:36:11,941 INFO L93 Difference]: Finished difference Result 1098 states and 1716 transitions. [2024-11-13 23:36:11,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 23:36:11,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-13 23:36:11,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:36:11,949 INFO L225 Difference]: With dead ends: 1098 [2024-11-13 23:36:11,949 INFO L226 Difference]: Without dead ends: 823 [2024-11-13 23:36:11,951 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 565 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-13 23:36:11,952 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 136 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2024-11-13 23:36:11,953 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 289 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.7s Time] [2024-11-13 23:36:11,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 823 states. [2024-11-13 23:36:12,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 823 to 821. [2024-11-13 23:36:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 821 states, 505 states have (on average 1.306930693069307) internal successors, (660), 505 states have internal predecessors, (660), 306 states have call successors, (306), 9 states have call predecessors, (306), 9 states have return successors, (306), 306 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-13 23:36:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1272 transitions. [2024-11-13 23:36:12,089 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1272 transitions. Word has length 218 [2024-11-13 23:36:12,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:36:12,091 INFO L471 AbstractCegarLoop]: Abstraction has 821 states and 1272 transitions. [2024-11-13 23:36:12,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:36:12,091 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1272 transitions. [2024-11-13 23:36:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-13 23:36:12,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:36:12,097 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:36:12,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 23:36:12,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (6)] Ended with exit code 0 [2024-11-13 23:36:12,498 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 [2024-11-13 23:36:12,498 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:36:12,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:36:12,499 INFO L85 PathProgramCache]: Analyzing trace with hash 484287649, now seen corresponding path program 1 times [2024-11-13 23:36:12,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:36:12,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2054536153] [2024-11-13 23:36:12,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:36:12,500 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 [2024-11-13 23:36:12,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:36:12,502 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:36:12,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (8)] Waiting until timeout for monitored process [2024-11-13 23:36:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:13,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:36:13,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-13 23:36:19,266 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:36:20,964 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:36:20,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2054536153] [2024-11-13 23:36:20,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2054536153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:36:20,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1102035363] [2024-11-13 23:36:20,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:36:20,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:20,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:36:20,967 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:36:20,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:36:23,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:23,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:36:23,316 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:36:29,880 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:36:29,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1102035363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:36:29,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 23:36:29,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2024-11-13 23:36:29,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530737466] [2024-11-13 23:36:29,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:36:29,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 23:36:29,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:36:29,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 23:36:29,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-11-13 23:36:29,883 INFO L87 Difference]: Start difference. First operand 821 states and 1272 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:36:33,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:35,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:37,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:40,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:42,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:36:44,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:36:44,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:36:44,622 INFO L93 Difference]: Finished difference Result 1556 states and 2406 transitions. [2024-11-13 23:36:44,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 23:36:44,631 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2024-11-13 23:36:44,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:36:44,640 INFO L225 Difference]: With dead ends: 1556 [2024-11-13 23:36:44,640 INFO L226 Difference]: Without dead ends: 1012 [2024-11-13 23:36:44,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2024-11-13 23:36:44,643 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 98 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 69 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2024-11-13 23:36:44,644 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 480 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 103 Invalid, 6 Unknown, 0 Unchecked, 14.3s Time] [2024-11-13 23:36:44,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2024-11-13 23:36:44,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 882. [2024-11-13 23:36:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 882 states, 531 states have (on average 1.2919020715630884) internal successors, (686), 531 states have internal predecessors, (686), 340 states have call successors, (340), 10 states have call predecessors, (340), 10 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-13 23:36:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 1366 transitions. [2024-11-13 23:36:44,823 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 1366 transitions. Word has length 218 [2024-11-13 23:36:44,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:36:44,824 INFO L471 AbstractCegarLoop]: Abstraction has 882 states and 1366 transitions. [2024-11-13 23:36:44,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:36:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1366 transitions. [2024-11-13 23:36:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-13 23:36:44,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:36:44,827 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:36:44,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (8)] Forceful destruction successful, exit code 0 [2024-11-13 23:36:45,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:36:45,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-13 23:36:45,227 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:36:45,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:36:45,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1454731867, now seen corresponding path program 1 times [2024-11-13 23:36:45,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:36:45,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268364587] [2024-11-13 23:36:45,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:36:45,229 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 [2024-11-13 23:36:45,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:36:45,231 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:36:45,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-13 23:36:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:36:46,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:36:46,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:36:57,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-13 23:36:57,094 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:37:01,288 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:37:01,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268364587] [2024-11-13 23:37:01,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268364587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:37:01,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [983495840] [2024-11-13 23:37:01,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:37:01,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:37:01,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:37:01,291 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:37:01,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:37:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:03,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 23:37:03,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:07,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2024-11-13 23:37:07,942 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 23:37:07,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [983495840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 23:37:07,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 23:37:07,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2024-11-13 23:37:07,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95066804] [2024-11-13 23:37:07,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 23:37:07,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 23:37:07,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:37:07,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 23:37:07,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-13 23:37:07,944 INFO L87 Difference]: Start difference. First operand 882 states and 1366 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:37:11,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:13,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:15,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:16,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:19,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:21,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:23,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:25,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:27,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:29,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:37:31,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:37:31,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:37:31,901 INFO L93 Difference]: Finished difference Result 2011 states and 3111 transitions. [2024-11-13 23:37:31,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 23:37:31,904 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 219 [2024-11-13 23:37:31,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:37:31,915 INFO L225 Difference]: With dead ends: 2011 [2024-11-13 23:37:31,916 INFO L226 Difference]: Without dead ends: 1193 [2024-11-13 23:37:31,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 562 GetRequests, 548 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2024-11-13 23:37:31,920 INFO L432 NwaCegarLoop]: 244 mSDtfsCounter, 145 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2024-11-13 23:37:31,921 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 432 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 116 Invalid, 7 Unknown, 0 Unchecked, 23.8s Time] [2024-11-13 23:37:31,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1193 states. [2024-11-13 23:37:32,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1193 to 1151. [2024-11-13 23:37:32,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 695 states have (on average 1.279136690647482) internal successors, (889), 695 states have internal predecessors, (889), 442 states have call successors, (442), 13 states have call predecessors, (442), 13 states have return successors, (442), 442 states have call predecessors, (442), 442 states have call successors, (442) [2024-11-13 23:37:32,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1773 transitions. [2024-11-13 23:37:32,079 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1773 transitions. Word has length 219 [2024-11-13 23:37:32,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:37:32,080 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1773 transitions. [2024-11-13 23:37:32,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2024-11-13 23:37:32,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1773 transitions. [2024-11-13 23:37:32,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-13 23:37:32,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:37:32,083 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:37:32,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-13 23:37:32,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 23:37:32,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-13 23:37:32,484 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:37:32,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:37:32,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1963486693, now seen corresponding path program 1 times [2024-11-13 23:37:32,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:37:32,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956403747] [2024-11-13 23:37:32,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:37:32,486 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 [2024-11-13 23:37:32,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:37:32,488 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:37:32,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (12)] Waiting until timeout for monitored process [2024-11-13 23:37:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:33,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 23:37:33,560 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:44,326 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2024-11-13 23:37:44,326 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:37:48,585 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:37:48,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956403747] [2024-11-13 23:37:48,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [956403747] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:37:48,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [280463293] [2024-11-13 23:37:48,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:37:48,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:37:48,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:37:48,587 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:37:48,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:37:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:37:51,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:37:51,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:37:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-13 23:37:57,733 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:38:00,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [280463293] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:38:00,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046236252] [2024-11-13 23:38:00,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:38:00,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:38:00,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:38:00,052 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:38:00,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-13 23:38:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:38:00,615 INFO L255 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:38:00,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:38:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2024-11-13 23:38:05,734 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:38:07,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046236252] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:38:07,187 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 23:38:07,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 16 [2024-11-13 23:38:07,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867912119] [2024-11-13 23:38:07,187 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 23:38:07,188 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-13 23:38:07,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:38:07,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-13 23:38:07,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2024-11-13 23:38:07,190 INFO L87 Difference]: Start difference. First operand 1151 states and 1773 transitions. Second operand has 17 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-13 23:38:19,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:21,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:23,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:25,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:27,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:29,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:31,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:33,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:35,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:38,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:40,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:42,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:44,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:46,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:48,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:50,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:52,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:54,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:56,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:38:58,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:00,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:02,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:04,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:06,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:09,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:11,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:13,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:15,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:17,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:19,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:21,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:23,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:25,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:27,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:29,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:31,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:33,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:35,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:37,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:39,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:39:39,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:39:39,880 INFO L93 Difference]: Finished difference Result 2018 states and 3098 transitions. [2024-11-13 23:39:39,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-13 23:39:39,881 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) Word has length 220 [2024-11-13 23:39:39,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:39:39,891 INFO L225 Difference]: With dead ends: 2018 [2024-11-13 23:39:39,891 INFO L226 Difference]: Without dead ends: 931 [2024-11-13 23:39:39,896 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1087 GetRequests, 1049 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=358, Invalid=1202, Unknown=0, NotChecked=0, Total=1560 [2024-11-13 23:39:39,897 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 465 mSDsluCounter, 984 mSDsCounter, 0 mSdLazyCounter, 805 mSolverCounterSat, 224 mSolverCounterUnsat, 40 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1082 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 805 IncrementalHoareTripleChecker+Invalid, 40 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.6s IncrementalHoareTripleChecker+Time [2024-11-13 23:39:39,911 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 1082 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 805 Invalid, 40 Unknown, 0 Unchecked, 88.6s Time] [2024-11-13 23:39:39,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2024-11-13 23:39:40,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 891. [2024-11-13 23:39:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 891 states, 538 states have (on average 1.278810408921933) internal successors, (688), 538 states have internal predecessors, (688), 340 states have call successors, (340), 12 states have call predecessors, (340), 12 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-13 23:39:40,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1368 transitions. [2024-11-13 23:39:40,124 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1368 transitions. Word has length 220 [2024-11-13 23:39:40,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:39:40,129 INFO L471 AbstractCegarLoop]: Abstraction has 891 states and 1368 transitions. [2024-11-13 23:39:40,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-13 23:39:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1368 transitions. [2024-11-13 23:39:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-13 23:39:40,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:39:40,133 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:39:40,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (12)] Ended with exit code 0 [2024-11-13 23:39:40,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:39:40,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-13 23:39:40,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:39:40,737 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:39:40,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:39:40,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1161629157, now seen corresponding path program 1 times [2024-11-13 23:39:40,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:39:40,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [741068639] [2024-11-13 23:39:40,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:40,739 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 [2024-11-13 23:39:40,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:39:40,741 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:39:40,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (15)] Waiting until timeout for monitored process [2024-11-13 23:39:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:41,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:39:41,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-13 23:39:44,692 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:45,460 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-13 23:39:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [741068639] [2024-11-13 23:39:45,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [741068639] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:39:45,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2133904739] [2024-11-13 23:39:45,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:45,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:39:45,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 [2024-11-13 23:39:45,463 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:39:45,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 23:39:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:48,378 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:39:48,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-13 23:39:51,051 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:51,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2133904739] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:39:51,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564254318] [2024-11-13 23:39:51,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:39:51,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 23:39:51,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:39:51,548 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 23:39:51,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-13 23:39:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:39:52,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:39:52,131 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:39:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2024-11-13 23:39:54,790 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 23:39:55,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564254318] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 23:39:55,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 23:39:55,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 8 [2024-11-13 23:39:55,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724478926] [2024-11-13 23:39:55,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 23:39:55,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 23:39:55,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-13 23:39:55,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 23:39:55,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-13 23:39:55,324 INFO L87 Difference]: Start difference. First operand 891 states and 1368 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-13 23:40:01,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:03,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:05,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:07,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:09,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:40:09,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 23:40:09,957 INFO L93 Difference]: Finished difference Result 1798 states and 2701 transitions. [2024-11-13 23:40:09,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 23:40:09,962 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 220 [2024-11-13 23:40:09,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 23:40:09,984 INFO L225 Difference]: With dead ends: 1798 [2024-11-13 23:40:09,985 INFO L226 Difference]: Without dead ends: 989 [2024-11-13 23:40:09,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 756 GetRequests, 745 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2024-11-13 23:40:09,992 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 105 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 410 mSolverCounterSat, 30 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 410 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-11-13 23:40:10,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 374 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 410 Invalid, 5 Unknown, 0 Unchecked, 14.1s Time] [2024-11-13 23:40:10,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2024-11-13 23:40:10,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 967. [2024-11-13 23:40:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 967 states, 595 states have (on average 1.2369747899159664) internal successors, (736), 595 states have internal predecessors, (736), 340 states have call successors, (340), 31 states have call predecessors, (340), 31 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-13 23:40:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 967 states and 1416 transitions. [2024-11-13 23:40:10,229 INFO L78 Accepts]: Start accepts. Automaton has 967 states and 1416 transitions. Word has length 220 [2024-11-13 23:40:10,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 23:40:10,233 INFO L471 AbstractCegarLoop]: Abstraction has 967 states and 1416 transitions. [2024-11-13 23:40:10,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-11-13 23:40:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1416 transitions. [2024-11-13 23:40:10,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-13 23:40:10,235 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 23:40:10,236 INFO L215 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 23:40:10,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (15)] Ended with exit code 0 [2024-11-13 23:40:10,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-13 23:40:10,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 23:40:10,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/cvc4 --incremental --print-success --lang smt [2024-11-13 23:40:10,838 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 23:40:10,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:40:10,840 INFO L85 PathProgramCache]: Analyzing trace with hash -481570787, now seen corresponding path program 1 times [2024-11-13 23:40:10,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-13 23:40:10,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [816603474] [2024-11-13 23:40:10,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 23:40:10,841 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 [2024-11-13 23:40:10,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-13 23:40:10,843 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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) [2024-11-13 23:40:10,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38047f0-14a9-46c9-9aa5-9ebf5c13969a/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 (18)] Waiting until timeout for monitored process [2024-11-13 23:40:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:40:12,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 23:40:12,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:43:56,045 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-13 23:46:21,655 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_9~0)) c_~var_1_23~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2024-11-13 23:48:52,617 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse2 ((_ zero_extend 16) c_~var_1_22~0)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (= c_~last_1_var_1_32~0 (_ bv1 8)) (= (_ bv128 32) c_~last_1_var_1_39~0) (= (_ bv256 32) c_~var_1_24~0) (= ((_ to_fp 8 24) c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_9~0)) c_~var_1_23~0) (fp.geq c_~var_1_10~0 .cse0) (fp.leq c_~var_1_9~0 .cse1) (= (_ bv1 8) c_~var_1_32~0) (bvsge ((_ sign_extend 24) c_~var_1_38~0) (_ bv0 32)) (bvsle .cse2 (_ bv32767 32)) (let ((.cse6 (fp.lt c_~var_1_11~0 c_~var_1_12~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (/ 63.0 2.0)))) (let ((.cse3 (fp.gt .cse8 c_~var_1_10~0)) (.cse4 (not .cse6))) (or (and (not .cse3) (let ((.cse5 (fp.add c_currentRoundingMode c_~var_1_9~0 c_~var_1_10~0))) (or (and .cse4 (= (fp.sub c_currentRoundingMode .cse5 c_~var_1_12~0) c_~var_1_8~0)) (and .cse6 (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse5 c_~var_1_11~0)))))) (and .cse3 (let ((.cse7 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse8))) (or (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_11~0)) .cse6) (and (= c_~var_1_8~0 (fp.sub c_currentRoundingMode .cse7 c_~var_1_12~0)) .cse4))))))) (= ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 8.0)) c_~var_1_26~0) (fp.leq c_~var_1_10~0 .cse1) (= (_ bv1 32) c_~last_1_var_1_30~0) (fp.leq c_~var_1_12~0 .cse9) (bvsge ((_ zero_extend 16) c_~var_1_19~0) (_ bv49150 32)) (fp.leq c_~var_1_11~0 .cse9) (not (fp.lt c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 79999997.0 8.0)))) (let ((.cse10 (bvugt .cse2 (_ bv10 32)))) (or (and (= (_ bv10 32) c_~var_1_30~0) (not .cse10)) (and (= .cse2 c_~var_1_30~0) .cse10))) (fp.geq c_~var_1_11~0 .cse0) (fp.geq c_~var_1_9~0 .cse0) (= (_ bv256 32) c_~last_1_var_1_24~0) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_25~0 c_~var_1_19~0))) is different from false