./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:47:24,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:47:24,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:47:24,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:47:24,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:47:25,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:47:25,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:47:25,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:47:25,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:47:25,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:47:25,016 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:47:25,017 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:47:25,017 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:47:25,018 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:47:25,018 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:47:25,018 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:47:25,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:47:25,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:47:25,022 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:47:25,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:47:25,023 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:47:25,024 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:47:25,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:47:25,024 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:47:25,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:47:25,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:47:25,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:47:25,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:25,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:47:25,026 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:47:25,026 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-14 04:47:25,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:47:25,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:47:25,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:47:25,404 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:47:25,405 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:47:25,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i Unable to find full path for "g++" [2024-11-14 04:47:27,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:47:27,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:47:27,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-14 04:47:27,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/4718e6cab/e406727804a4496bb9d347e61ae473af/FLAG6dfccc37a [2024-11-14 04:47:27,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/4718e6cab/e406727804a4496bb9d347e61ae473af [2024-11-14 04:47:27,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:47:27,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:47:27,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:27,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:47:27,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:47:27,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:27,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c7869f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27, skipping insertion in model container [2024-11-14 04:47:27,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:27,686 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:47:27,862 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-14 04:47:27,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:27,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:47:27,925 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-14 04:47:27,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:27,962 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:47:27,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27 WrapperNode [2024-11-14 04:47:27,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:27,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:27,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:47:27,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:47:27,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:27,979 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,001 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-14 04:47:28,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:28,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:47:28,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:47:28,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:47:28,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,011 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:47:28,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:47:28,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:47:28,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:47:28,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (1/1) ... [2024-11-14 04:47:28,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:28,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:47:28,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:47:28,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:47:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:47:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:47:28,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:47:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:47:28,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:47:28,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:47:28,194 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:47:28,196 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:47:28,552 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-14 04:47:28,552 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:47:28,719 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:47:28,719 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:47:28,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:47:28 BoogieIcfgContainer [2024-11-14 04:47:28,721 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:47:28,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:47:28,724 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:47:28,732 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:47:28,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:47:27" (1/3) ... [2024-11-14 04:47:28,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137ba47e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:47:28, skipping insertion in model container [2024-11-14 04:47:28,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:27" (2/3) ... [2024-11-14 04:47:28,735 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@137ba47e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:47:28, skipping insertion in model container [2024-11-14 04:47:28,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:47:28" (3/3) ... [2024-11-14 04:47:28,737 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-14 04:47:28,756 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:47:28,758 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i that has 2 procedures, 43 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:47:28,844 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:47:28,865 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;@7e77802a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:47:28,865 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:47:28,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 04:47:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-14 04:47:28,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:47:28,885 INFO L215 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:47:28,887 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:47:28,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:47:28,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1334906821, now seen corresponding path program 1 times [2024-11-14 04:47:28,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:47:28,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232874840] [2024-11-14 04:47:28,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:28,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:47:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:47:29,240 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:47:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:47:29,524 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:47:29,531 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:47:29,532 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:47:29,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:47:29,544 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:47:29,649 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:47:29,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:47:29 BoogieIcfgContainer [2024-11-14 04:47:29,656 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:47:29,659 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:47:29,659 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:47:29,659 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:47:29,660 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:47:28" (3/4) ... [2024-11-14 04:47:29,663 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:47:29,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:47:29,666 INFO L158 Benchmark]: Toolchain (without parser) took 2005.30ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 71.8MB in the end (delta: 21.2MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-14 04:47:29,670 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:47:29,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.26ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 79.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:47:29,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.36ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:47:29,671 INFO L158 Benchmark]: Boogie Preprocessor took 22.40ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 77.1MB in the end (delta: 942.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:47:29,671 INFO L158 Benchmark]: RCFGBuilder took 696.67ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 55.2MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 04:47:29,672 INFO L158 Benchmark]: TraceAbstraction took 932.39ms. Allocated memory is still 117.4MB. Free memory was 54.7MB in the beginning and 71.8MB in the end (delta: -17.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:47:29,672 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:47:29,678 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.26ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 79.9MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.36ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.40ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 77.1MB in the end (delta: 942.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 696.67ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 55.2MB in the end (delta: 21.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 932.39ms. Allocated memory is still 117.4MB. Free memory was 54.7MB in the beginning and 71.8MB in the end (delta: -17.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 117.4MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; [L106] isInitial = 1 [L107] FCALL initially() [L108] int k_loop; [L109] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_2=126/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L109] COND TRUE k_loop < 1 [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_float() [L65] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L66] var_1_3 = __VERIFIER_nondet_float() [L67] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L70] var_1_5 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L72] var_1_6 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=0] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L79] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L80] var_1_10 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L82] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L83] var_1_12 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L85] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L88] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L89] var_1_14 = __VERIFIER_nondet_char() [L90] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L91] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L92] var_1_15 = __VERIFIER_nondet_char() [L93] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L94] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L95] var_1_16 = __VERIFIER_nondet_char() [L96] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L97] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=-256, var_1_11=-64, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=-255] [L111] RET updateVariables() [L112] CALL step() [L42] COND TRUE var_1_2 != var_1_3 [L43] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) [L45] COND TRUE var_1_5 > (var_1_1 / var_1_4) [L46] COND FALSE !(var_1_5 > (var_1_4 / var_1_8)) [L49] var_1_7 = var_1_10 [L52] COND TRUE var_1_10 || var_1_9 [L53] var_1_11 = var_1_12 [L57] COND TRUE var_1_6 > var_1_5 [L58] COND FALSE !(var_1_1 != (var_1_4 / var_1_8)) [L112] RET step() [L113] CALL, EXPR property() [L102-L103] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (var_1_17 == ((signed long int) var_1_16)) : 1) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-256, var_1_11=-1, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=-256, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, var_1_10=-256, var_1_11=-1, var_1_12=-1, var_1_13=-2, var_1_14=-2, var_1_15=32, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=-256, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 21, 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=43occurred 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:47:29,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:47:32,686 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:47:32,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 04:47:32,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:47:32,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:47:32,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:47:32,897 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:47:32,897 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:47:32,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:47:32,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:47:32,899 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:47:32,900 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:47:32,900 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:47:32,900 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:47:32,900 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:47:32,900 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:47:32,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:47:32,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:47:32,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:47:32,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:32,904 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:47:32,904 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:47:32,905 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:47:32,905 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:47:32,905 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:47:32,905 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-14 04:47:33,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:47:33,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:47:33,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:47:33,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:47:33,283 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:47:33,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i Unable to find full path for "g++" [2024-11-14 04:47:35,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:47:35,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:47:35,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-14 04:47:35,692 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/c9f198a67/479ac54cc6ed427db641171022d7d28c/FLAG5b8b921b6 [2024-11-14 04:47:35,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/data/c9f198a67/479ac54cc6ed427db641171022d7d28c [2024-11-14 04:47:35,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:47:35,726 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:47:35,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:35,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:47:35,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:47:35,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:35" (1/1) ... [2024-11-14 04:47:35,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae3c52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:35, skipping insertion in model container [2024-11-14 04:47:35,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:47:35" (1/1) ... [2024-11-14 04:47:35,768 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:47:35,970 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-14 04:47:36,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:36,088 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:47:36,103 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_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-14 04:47:36,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:47:36,179 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:47:36,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36 WrapperNode [2024-11-14 04:47:36,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:47:36,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:36,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:47:36,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:47:36,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,257 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-14 04:47:36,261 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:47:36,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:47:36,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:47:36,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:47:36,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:47:36,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:47:36,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:47:36,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:47:36,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (1/1) ... [2024-11-14 04:47:36,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:47:36,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:47:36,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:47:36,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:47:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:47:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:47:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 04:47:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 04:47:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:47:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:47:36,509 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:47:36,511 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:47:52,300 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-14 04:47:52,300 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:47:52,326 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:47:52,326 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:47:52,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:47:52 BoogieIcfgContainer [2024-11-14 04:47:52,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:47:52,334 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:47:52,334 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:47:52,346 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:47:52,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:47:35" (1/3) ... [2024-11-14 04:47:52,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c20466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:47:52, skipping insertion in model container [2024-11-14 04:47:52,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:47:36" (2/3) ... [2024-11-14 04:47:52,351 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c20466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:47:52, skipping insertion in model container [2024-11-14 04:47:52,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:47:52" (3/3) ... [2024-11-14 04:47:52,353 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-14 04:47:52,380 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:47:52,382 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:47:52,482 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:47:52,501 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;@7fd38f2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:47:52,502 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:47:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-14 04:47:52,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-14 04:47:52,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:47:52,527 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:47:52,527 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:47:52,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:47:52,535 INFO L85 PathProgramCache]: Analyzing trace with hash 26707562, now seen corresponding path program 1 times [2024-11-14 04:47:52,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:47:52,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1330351578] [2024-11-14 04:47:52,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:47:52,551 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 04:47:52,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:47:52,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 04:47:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91c487c8-10ba-43b4-ac6d-e7bc75c6c8e3/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 04:47:54,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:47:54,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 04:47:54,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:49:03,601 WARN L286 SmtUtils]: Spent 17.03s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:49:48,500 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:49:50,563 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 04:50:39,998 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:50:42,069 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 04:51:32,617 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 04:51:34,689 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true