./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 a0009a7cc532886ea56e5f181eee8768048a166795586f8a0c5ab4cb16269407 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:57:51,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:57:51,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:57:51,847 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:57:51,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:57:51,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:57:51,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:57:51,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:57:51,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:57:51,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:57:51,889 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:57:51,889 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:57:51,889 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:57:51,889 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:57:51,891 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:57:51,891 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:57:51,891 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:57:51,892 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:57:51,892 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:57:51,892 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:57:51,892 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:57:51,892 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:57:51,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:57:51,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:57:51,893 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:57:51,893 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:57:51,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:57:51,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:57:51,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:57:51,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:51,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:57:51,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:57:51,895 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 -> a0009a7cc532886ea56e5f181eee8768048a166795586f8a0c5ab4cb16269407 [2024-11-14 02:57:52,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:57:52,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:57:52,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:57:52,219 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:57:52,219 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:57:52,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i Unable to find full path for "g++" [2024-11-14 02:57:54,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:57:54,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:57:54,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i [2024-11-14 02:57:54,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/6690919f3/c8fac884dc58473eb91bfabf1560b59d/FLAGd6bd16330 [2024-11-14 02:57:54,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/6690919f3/c8fac884dc58473eb91bfabf1560b59d [2024-11-14 02:57:54,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:57:54,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:57:54,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:57:54,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:57:54,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:57:54,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7041ba3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54, skipping insertion in model container [2024-11-14 02:57:54,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:57:54,620 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i[915,928] [2024-11-14 02:57:54,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:57:54,749 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:57:54,765 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i[915,928] [2024-11-14 02:57:54,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:57:54,852 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:57:54,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54 WrapperNode [2024-11-14 02:57:54,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:57:54,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:57:54,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:57:54,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:57:54,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,907 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2024-11-14 02:57:54,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:57:54,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:57:54,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:57:54,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:57:54,915 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:57:54,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:57:54,939 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:57:54,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:57:54,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (1/1) ... [2024-11-14 02:57:54,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:54,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:57:54,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:57:54,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:57:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:57:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:57:55,012 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:57:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:57:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:57:55,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:57:55,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:57:55,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:57:55,656 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 02:57:55,656 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:57:55,952 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:57:55,952 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:57:55,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:55 BoogieIcfgContainer [2024-11-14 02:57:55,953 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:57:55,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:57:55,956 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:57:55,960 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:57:55,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:57:54" (1/3) ... [2024-11-14 02:57:55,961 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf6a24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:57:55, skipping insertion in model container [2024-11-14 02:57:55,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:57:54" (2/3) ... [2024-11-14 02:57:55,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf6a24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:57:55, skipping insertion in model container [2024-11-14 02:57:55,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:55" (3/3) ... [2024-11-14 02:57:55,964 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-25.i [2024-11-14 02:57:55,982 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:57:55,984 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-25.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:57:56,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:57:56,071 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;@5ac729ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:57:56,072 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:57:56,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 02:57:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-14 02:57:56,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:57:56,088 INFO L215 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:57:56,088 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:57:56,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:57:56,095 INFO L85 PathProgramCache]: Analyzing trace with hash 883456690, now seen corresponding path program 1 times [2024-11-14 02:57:56,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:57:56,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322147796] [2024-11-14 02:57:56,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:57:56,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:57:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 02:57:56,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [24812910] [2024-11-14 02:57:56,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:57:56,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:57:56,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:57:56,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:57:56,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:57:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:57:56,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 02:57:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 02:57:57,256 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 02:57:57,259 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 02:57:57,261 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 02:57:57,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:57:57,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-14 02:57:57,467 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 02:57:57,553 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 02:57:57,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 02:57:57 BoogieIcfgContainer [2024-11-14 02:57:57,556 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 02:57:57,557 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 02:57:57,557 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 02:57:57,557 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 02:57:57,558 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:57:55" (3/4) ... [2024-11-14 02:57:57,560 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 02:57:57,561 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 02:57:57,562 INFO L158 Benchmark]: Toolchain (without parser) took 3147.25ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 70.0MB in the end (delta: 21.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-14 02:57:57,563 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:57,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.03ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 75.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 02:57:57,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.30ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:57,564 INFO L158 Benchmark]: Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 02:57:57,564 INFO L158 Benchmark]: RCFGBuilder took 1013.93ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 76.3MB in the end (delta: -5.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. [2024-11-14 02:57:57,565 INFO L158 Benchmark]: TraceAbstraction took 1600.69ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 70.0MB in the end (delta: 5.6MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-11-14 02:57:57,565 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 9.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 02:57:57,568 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.03ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 75.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.30ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 72.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.63ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1013.93ms. Allocated memory is still 117.4MB. Free memory was 71.0MB in the beginning and 76.3MB in the end (delta: -5.3MB). Peak memory consumption was 46.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1600.69ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 70.0MB in the end (delta: 5.6MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 70.0MB in the end (delta: 9.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryArithmeticFLOAToperation at line 118. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] signed short int var_1_5 = -256; [L24] double var_1_7 = 256.25; [L25] double var_1_8 = 127.8; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] float var_1_12 = 999.75; [L29] float var_1_13 = 64.5; [L30] float var_1_14 = 127.25; [L31] signed char var_1_15 = -32; [L32] float var_1_16 = 32.7; [L33] unsigned char var_1_17 = 16; [L34] unsigned char var_1_18 = 32; [L35] unsigned short int var_1_19 = 5; [L36] signed long int var_1_21 = 100; [L37] signed short int var_1_22 = 50; [L38] double var_1_23 = 1000000.75; [L39] unsigned long int var_1_24 = 16; [L40] unsigned char var_1_25 = 1; [L41] unsigned long int var_1_26 = 64; [L42] unsigned long int var_1_27 = 4; [L43] double var_1_28 = 15.5; [L44] double var_1_29 = 1.575; [L45] signed long int var_1_30 = 10; [L46] unsigned char var_1_31 = 1; [L47] signed long int var_1_32 = 8; [L48] unsigned char var_1_33 = 1; [L49] unsigned char var_1_34 = 0; [L50] unsigned char var_1_35 = 0; [L51] unsigned long int var_1_36 = 1; [L52] double var_1_37 = 1.2; [L53] signed long int last_1_var_1_1 = -256; [L54] signed short int last_1_var_1_5 = -256; [L55] unsigned char last_1_var_1_10 = 0; [L56] unsigned short int last_1_var_1_19 = 5; [L57] signed short int last_1_var_1_22 = 50; [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L175] last_1_var_1_1 = var_1_1 [L176] last_1_var_1_5 = var_1_5 [L177] last_1_var_1_10 = var_1_10 [L178] last_1_var_1_19 = var_1_19 [L179] last_1_var_1_22 = var_1_22 [L189] RET updateLastVariables() [L190] CALL updateVariables() [L133] var_1_7 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256, var_1_8=639/5] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256, var_1_8=639/5] [L135] var_1_8 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L137] var_1_11 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L139] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_13=129/2, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L140] var_1_13 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_14=509/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L142] var_1_14 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=-32, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L144] var_1_15 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_15 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_15 >= -128) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L146] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L147] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_16=327/10, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L148] var_1_16 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=32, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L150] var_1_18 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L152] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=1, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L153] var_1_25 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L155] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=64, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L156] var_1_26 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L158] CALL assume_abort_if_not(var_1_26 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_26 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=4, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L159] var_1_27 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L161] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_29=63/40, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L162] var_1_29 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=1, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L164] var_1_31 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L166] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=8, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L167] var_1_32 = __VERIFIER_nondet_long() [L168] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L169] CALL assume_abort_if_not(var_1_32 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_32 <= 2147483646) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L170] var_1_34 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L172] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=3999/4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=100, var_1_22=50, var_1_23=4000003/4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=31/2, var_1_30=10, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=6/5, var_1_5=-256] [L190] RET updateVariables() [L191] CALL step() [L61] COND FALSE !(\read(var_1_25)) [L64] var_1_28 = var_1_29 [L65] EXPR var_1_26 << ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) [L65] COND FALSE !((var_1_27 * var_1_24) >= (var_1_26 << ((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))))) [L68] var_1_30 = var_1_32 [L70] COND FALSE !(\read(var_1_25)) [L75] var_1_35 = var_1_31 [L76] var_1_36 = ((((((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27)))) < (var_1_26)) ? (((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27)))) : (var_1_26))) [L77] var_1_37 = var_1_29 [L78] signed long int stepLocal_2 = last_1_var_1_5; [L79] unsigned char stepLocal_1 = last_1_var_1_10; [L80] signed long int stepLocal_0 = 256; [L81] COND FALSE !(stepLocal_1 && (last_1_var_1_5 >= last_1_var_1_1)) [L86] COND TRUE last_1_var_1_1 >= stepLocal_2 [L87] var_1_1 = last_1_var_1_5 [L92] var_1_10 = (last_1_var_1_10 && var_1_11) [L93] COND FALSE !(var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) [L98] var_1_22 = last_1_var_1_22 [L99] var_1_23 = var_1_14 [L100] unsigned char stepLocal_5 = var_1_10; [L101] unsigned char stepLocal_4 = var_1_18; [L102] COND TRUE var_1_22 < stepLocal_4 [L103] var_1_19 = last_1_var_1_19 [L111] var_1_21 = var_1_22 [L112] COND FALSE !(! (var_1_23 <= var_1_7)) [L115] COND TRUE (((((var_1_1) > (var_1_17)) ? (var_1_1) : (var_1_17))) / var_1_15) < var_1_19 [L116] var_1_12 = var_1_13 [L121] unsigned char stepLocal_3 = var_1_10; [L122] COND FALSE !(var_1_10 && stepLocal_3) [L125] COND FALSE !((var_1_7 - var_1_8) > var_1_12) [L128] var_1_5 = var_1_19 [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return (((((((((last_1_var_1_10 && (last_1_var_1_5 >= last_1_var_1_1)) ? ((256 != last_1_var_1_5) ? (var_1_1 == ((signed long int) (last_1_var_1_1 + last_1_var_1_5))) : 1) : ((last_1_var_1_1 >= last_1_var_1_5) ? (var_1_1 == ((signed long int) last_1_var_1_5)) : (var_1_1 == ((signed long int) last_1_var_1_1)))) && ((var_1_10 && var_1_10) ? (var_1_5 == ((signed short int) ((((var_1_19) < (-100)) ? (var_1_19) : (-100))))) : (((var_1_7 - var_1_8) > var_1_12) ? (var_1_5 == ((signed short int) var_1_19)) : (var_1_5 == ((signed short int) var_1_19))))) && (var_1_10 == ((unsigned char) (last_1_var_1_10 && var_1_11)))) && ((! (var_1_23 <= var_1_7)) ? (var_1_12 == ((float) ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) : (((((((var_1_1) > (var_1_17)) ? (var_1_1) : (var_1_17))) / var_1_15) < var_1_19) ? (var_1_12 == ((float) var_1_13)) : (var_1_12 == ((float) (var_1_16 + 49.6f)))))) && ((var_1_8 != ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14)))) ? (var_1_10 ? (var_1_17 == ((unsigned char) var_1_18)) : 1) : 1)) && ((var_1_22 < var_1_18) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (((var_1_10 || var_1_10) || var_1_10) ? (var_1_19 == ((unsigned short int) last_1_var_1_19)) : (var_1_19 == ((unsigned short int) var_1_22))))) && (var_1_21 == ((signed long int) var_1_22))) && (var_1_22 == ((signed short int) last_1_var_1_22))) && (var_1_23 == ((double) var_1_14)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=3, var_1_29=3, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=3, var_1_5=5] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=0, last_1_var_1_19=5, last_1_var_1_1=-256, last_1_var_1_22=50, last_1_var_1_5=-256, var_1_10=0, var_1_11=0, var_1_12=2, var_1_13=2, var_1_14=4, var_1_15=17, var_1_17=16, var_1_18=-205, var_1_19=5, var_1_1=-256, var_1_21=50, var_1_22=50, var_1_23=4, var_1_24=16, var_1_25=0, var_1_26=1, var_1_27=-2415919104, var_1_28=3, var_1_29=3, var_1_30=0, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=0, var_1_36=1, var_1_37=3, var_1_5=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 02:57:57,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 a0009a7cc532886ea56e5f181eee8768048a166795586f8a0c5ab4cb16269407 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:58:00,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:58:00,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 02:58:00,422 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:58:00,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:58:00,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:58:00,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:58:00,465 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:58:00,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:58:00,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:58:00,466 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:58:00,466 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:58:00,466 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:58:00,466 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:58:00,466 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:58:00,466 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:58:00,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:58:00,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:58:00,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:58:00,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:58:00,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 02:58:00,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:58:00,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:58:00,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:00,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:58:00,470 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:58:00,470 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 -> a0009a7cc532886ea56e5f181eee8768048a166795586f8a0c5ab4cb16269407 [2024-11-14 02:58:00,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:58:00,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:58:00,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:58:00,822 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:58:00,822 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:58:00,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i Unable to find full path for "g++" [2024-11-14 02:58:02,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:58:03,128 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:58:03,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i [2024-11-14 02:58:03,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/0b2bb3272/fc319073232b400488d9d5da9c9cc6b0/FLAG980113069 [2024-11-14 02:58:03,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/data/0b2bb3272/fc319073232b400488d9d5da9c9cc6b0 [2024-11-14 02:58:03,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:58:03,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:58:03,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:03,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:58:03,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:58:03,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72069e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03, skipping insertion in model container [2024-11-14 02:58:03,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:58:03,386 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i[915,928] [2024-11-14 02:58:03,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:03,517 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:58:03,531 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_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-25.i[915,928] [2024-11-14 02:58:03,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:03,625 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:58:03,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03 WrapperNode [2024-11-14 02:58:03,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:03,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:03,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:58:03,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:58:03,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,699 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-11-14 02:58:03,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:03,700 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:58:03,700 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:58:03,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:58:03,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:58:03,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:58:03,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:58:03,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:58:03,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (1/1) ... [2024-11-14 02:58:03,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:03,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:03,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:58:03,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:58:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:58:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 02:58:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 02:58:03,852 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 02:58:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:58:03,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:58:03,994 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:58:03,995 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:58:05,955 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-14 02:58:05,955 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:58:05,968 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:58:05,968 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:58:05,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:05 BoogieIcfgContainer [2024-11-14 02:58:05,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:58:05,973 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:58:05,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:58:05,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:58:05,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:58:03" (1/3) ... [2024-11-14 02:58:05,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c6fa7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:05, skipping insertion in model container [2024-11-14 02:58:05,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:03" (2/3) ... [2024-11-14 02:58:05,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c6fa7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:05, skipping insertion in model container [2024-11-14 02:58:05,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:05" (3/3) ... [2024-11-14 02:58:05,981 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-25.i [2024-11-14 02:58:05,999 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:58:06,001 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-25.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:58:06,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:58:06,083 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;@7e917e81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:58:06,083 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:58:06,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 02:58:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 02:58:06,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:06,109 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:06,110 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:06,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:06,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1688604597, now seen corresponding path program 1 times [2024-11-14 02:58:06,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:06,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96842175] [2024-11-14 02:58:06,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:06,124 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:06,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:06,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:06,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 02:58:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:06,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 02:58:06,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2024-11-14 02:58:06,656 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:58:06,657 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:58:06,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96842175] [2024-11-14 02:58:06,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [96842175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:06,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:06,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:58:06,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776141964] [2024-11-14 02:58:06,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:06,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:58:06,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:58:06,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:58:06,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:58:06,697 INFO L87 Difference]: Start difference. First operand has 80 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 53 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 02:58:06,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:06,742 INFO L93 Difference]: Finished difference Result 153 states and 263 transitions. [2024-11-14 02:58:06,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:58:06,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2024-11-14 02:58:06,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:06,752 INFO L225 Difference]: With dead ends: 153 [2024-11-14 02:58:06,753 INFO L226 Difference]: Without dead ends: 76 [2024-11-14 02:58:06,759 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:58:06,762 INFO L432 NwaCegarLoop]: 115 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, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:06,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:58:06,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-14 02:58:06,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-14 02:58:06,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 02:58:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 115 transitions. [2024-11-14 02:58:06,808 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 115 transitions. Word has length 164 [2024-11-14 02:58:06,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:06,809 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 115 transitions. [2024-11-14 02:58:06,809 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 02:58:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2024-11-14 02:58:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 02:58:06,813 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:06,814 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:06,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 02:58:07,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:07,015 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:07,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:07,015 INFO L85 PathProgramCache]: Analyzing trace with hash -2087274043, now seen corresponding path program 1 times [2024-11-14 02:58:07,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:07,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1960989084] [2024-11-14 02:58:07,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:07,017 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:07,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:07,019 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:07,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 02:58:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:07,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 02:58:07,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:07,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-14 02:58:07,451 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:58:07,451 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:58:07,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1960989084] [2024-11-14 02:58:07,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1960989084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:07,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:07,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:58:07,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497653725] [2024-11-14 02:58:07,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:07,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:58:07,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:58:07,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:58:07,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:07,460 INFO L87 Difference]: Start difference. First operand 76 states and 115 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:07,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:07,543 INFO L93 Difference]: Finished difference Result 200 states and 302 transitions. [2024-11-14 02:58:07,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:58:07,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2024-11-14 02:58:07,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:07,546 INFO L225 Difference]: With dead ends: 200 [2024-11-14 02:58:07,546 INFO L226 Difference]: Without dead ends: 127 [2024-11-14 02:58:07,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:07,552 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 75 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:07,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 250 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 02:58:07,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-14 02:58:07,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 124. [2024-11-14 02:58:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 84 states have (on average 1.3452380952380953) internal successors, (113), 85 states have internal predecessors, (113), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-14 02:58:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 187 transitions. [2024-11-14 02:58:07,585 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 187 transitions. Word has length 164 [2024-11-14 02:58:07,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:07,586 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 187 transitions. [2024-11-14 02:58:07,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 187 transitions. [2024-11-14 02:58:07,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-14 02:58:07,592 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:07,592 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:07,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-14 02:58:07,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:07,793 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:07,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:07,794 INFO L85 PathProgramCache]: Analyzing trace with hash 518749511, now seen corresponding path program 1 times [2024-11-14 02:58:07,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:07,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [395664743] [2024-11-14 02:58:07,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:07,795 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:07,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:07,796 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:07,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 [2024-11-14 02:58:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:08,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 02:58:08,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-14 02:58:09,040 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:58:09,040 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:58:09,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [395664743] [2024-11-14 02:58:09,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [395664743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:09,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:09,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 02:58:09,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953421672] [2024-11-14 02:58:09,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:09,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 02:58:09,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:58:09,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 02:58:09,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:58:09,047 INFO L87 Difference]: Start difference. First operand 124 states and 187 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:09,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:09,831 INFO L93 Difference]: Finished difference Result 243 states and 367 transitions. [2024-11-14 02:58:09,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 02:58:09,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2024-11-14 02:58:09,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:09,852 INFO L225 Difference]: With dead ends: 243 [2024-11-14 02:58:09,852 INFO L226 Difference]: Without dead ends: 122 [2024-11-14 02:58:09,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 02:58:09,854 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 91 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:09,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 197 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 02:58:09,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-14 02:58:09,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-11-14 02:58:09,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 82 states have (on average 1.2560975609756098) internal successors, (103), 83 states have internal predecessors, (103), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-14 02:58:09,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 177 transitions. [2024-11-14 02:58:09,883 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 177 transitions. Word has length 164 [2024-11-14 02:58:09,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:09,884 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 177 transitions. [2024-11-14 02:58:09,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 177 transitions. [2024-11-14 02:58:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-14 02:58:09,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:09,888 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:09,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 [2024-11-14 02:58:10,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:10,094 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:10,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:10,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1664728429, now seen corresponding path program 1 times [2024-11-14 02:58:10,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:10,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [3955166] [2024-11-14 02:58:10,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:10,095 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:10,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:10,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:10,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 02:58:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:10,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 02:58:10,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:12,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-14 02:58:12,747 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 02:58:12,747 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 02:58:12,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [3955166] [2024-11-14 02:58:12,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [3955166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:12,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:12,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 02:58:12,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684397619] [2024-11-14 02:58:12,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:12,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 02:58:12,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 02:58:12,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 02:58:12,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 02:58:12,750 INFO L87 Difference]: Start difference. First operand 122 states and 177 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:15,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:15,824 INFO L93 Difference]: Finished difference Result 341 states and 494 transitions. [2024-11-14 02:58:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 02:58:15,841 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 165 [2024-11-14 02:58:15,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:15,844 INFO L225 Difference]: With dead ends: 341 [2024-11-14 02:58:15,845 INFO L226 Difference]: Without dead ends: 222 [2024-11-14 02:58:15,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-14 02:58:15,847 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 81 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 353 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:15,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 353 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-14 02:58:15,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-11-14 02:58:15,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 186. [2024-11-14 02:58:15,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 119 states have (on average 1.218487394957983) internal successors, (145), 120 states have internal predecessors, (145), 62 states have call successors, (62), 4 states have call predecessors, (62), 4 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-14 02:58:15,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 269 transitions. [2024-11-14 02:58:15,907 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 269 transitions. Word has length 165 [2024-11-14 02:58:15,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:15,908 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 269 transitions. [2024-11-14 02:58:15,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-14 02:58:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 269 transitions. [2024-11-14 02:58:15,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-14 02:58:15,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:15,912 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:58:15,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 [2024-11-14 02:58:16,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:16,113 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:16,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:16,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1619121617, now seen corresponding path program 1 times [2024-11-14 02:58:16,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 02:58:16,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96225658] [2024-11-14 02:58:16,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:16,116 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 02:58:16,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 02:58:16,118 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 02:58:16,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_269df7a9-0b45-4f0f-b57d-66dac71bb2bc/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 [2024-11-14 02:58:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:16,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-14 02:58:16,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:00:12,497 WARN L286 SmtUtils]: Spent 32.46s on a formula simplification that was a NOOP. DAG size: 66 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)