./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/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_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje --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 0.2.5-dev-a016563 [2024-11-09 07:23:36,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:23:36,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:23:36,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:23:36,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:23:37,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:23:37,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:23:37,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:23:37,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:23:37,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:23:37,053 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:23:37,054 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:23:37,055 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:23:37,056 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:23:37,057 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:23:37,057 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:23:37,057 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:23:37,058 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:23:37,061 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:23:37,062 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:23:37,062 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:23:37,063 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:23:37,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:23:37,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:23:37,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:23:37,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:23:37,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:23:37,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:23:37,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:23:37,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:23:37,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:23:37,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:23:37,087 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:23:37,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:23:37,087 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:23:37,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:23:37,088 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:23:37,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:23:37,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:23:37,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:23:37,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:23:37,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:23:37,091 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:23:37,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:23:37,092 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:23:37,092 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:23:37,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:23:37,093 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-09 07:23:37,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:23:37,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:23:37,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:23:37,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:23:37,500 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:23:37,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i Unable to find full path for "g++" [2024-11-09 07:23:40,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:23:40,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:23:40,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-09 07:23:40,357 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/1ebd2394d/d6396cae4e3a4f76b5f40a5b5b4f2e78/FLAG082ff5745 [2024-11-09 07:23:40,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/1ebd2394d/d6396cae4e3a4f76b5f40a5b5b4f2e78 [2024-11-09 07:23:40,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:23:40,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:23:40,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:23:40,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:23:40,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:23:40,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:40,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4d83ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40, skipping insertion in model container [2024-11-09 07:23:40,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:40,454 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:23:40,755 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_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-09 07:23:40,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:23:40,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:23:40,896 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_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-09 07:23:40,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:23:40,965 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:23:40,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40 WrapperNode [2024-11-09 07:23:40,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:23:40,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:23:40,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:23:40,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:23:40,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:40,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,050 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-09 07:23:41,051 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:23:41,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:23:41,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:23:41,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:23:41,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,110 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:23:41,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:23:41,112 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:23:41,112 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:23:41,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (1/1) ... [2024-11-09 07:23:41,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:23:41,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:23:41,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:23:41,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:23:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:23:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:23:41,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:23:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:23:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:23:41,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:23:41,318 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:23:41,321 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:23:41,659 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 07:23:41,660 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:23:41,792 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:23:41,792 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:23:41,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:23:41 BoogieIcfgContainer [2024-11-09 07:23:41,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:23:41,798 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:23:41,800 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:23:41,805 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:23:41,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:23:40" (1/3) ... [2024-11-09 07:23:41,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194925c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:23:41, skipping insertion in model container [2024-11-09 07:23:41,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:40" (2/3) ... [2024-11-09 07:23:41,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@194925c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:23:41, skipping insertion in model container [2024-11-09 07:23:41,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:23:41" (3/3) ... [2024-11-09 07:23:41,813 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-09 07:23:41,849 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:23:41,853 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:23:41,989 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:23:41,997 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;@42a57c43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:23:41,998 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:23:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 22 states have internal predecessors, (25), 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) [2024-11-09 07:23:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-09 07:23:42,016 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:23:42,017 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, 1] [2024-11-09 07:23:42,017 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:23:42,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:23:42,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1295908157, now seen corresponding path program 1 times [2024-11-09 07:23:42,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:23:42,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912545674] [2024-11-09 07:23:42,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:23:42,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:23:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:23:42,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:23:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:23:42,681 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:23:42,683 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:23:42,685 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:23:42,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:23:42,694 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:23:42,802 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:23:42,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:23:42 BoogieIcfgContainer [2024-11-09 07:23:42,812 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:23:42,813 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:23:42,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:23:42,814 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:23:42,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:23:41" (3/4) ... [2024-11-09 07:23:42,821 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:23:42,822 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:23:42,824 INFO L158 Benchmark]: Toolchain (without parser) took 2432.10ms. Allocated memory is still 163.6MB. Free memory was 102.7MB in the beginning and 97.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,824 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:23:42,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.24ms. Allocated memory is still 163.6MB. Free memory was 102.6MB in the beginning and 131.7MB in the end (delta: -29.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.09ms. Allocated memory is still 163.6MB. Free memory was 131.7MB in the beginning and 129.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,827 INFO L158 Benchmark]: Boogie Preprocessor took 58.65ms. Allocated memory is still 163.6MB. Free memory was 129.5MB in the beginning and 128.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,828 INFO L158 Benchmark]: RCFGBuilder took 681.63ms. Allocated memory is still 163.6MB. Free memory was 128.2MB in the beginning and 105.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,831 INFO L158 Benchmark]: TraceAbstraction took 1014.30ms. Allocated memory is still 163.6MB. Free memory was 104.4MB in the beginning and 97.9MB in the end (delta: 6.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-09 07:23:42,833 INFO L158 Benchmark]: Witness Printer took 8.84ms. Allocated memory is still 163.6MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:23:42,840 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.24ms. Allocated memory is still 163.6MB. Free memory was 102.6MB in the beginning and 131.7MB in the end (delta: -29.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.09ms. Allocated memory is still 163.6MB. Free memory was 131.7MB in the beginning and 129.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.65ms. Allocated memory is still 163.6MB. Free memory was 129.5MB in the beginning and 128.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.63ms. Allocated memory is still 163.6MB. Free memory was 128.2MB in the beginning and 105.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1014.30ms. Allocated memory is still 163.6MB. Free memory was 104.4MB in the beginning and 97.9MB in the end (delta: 6.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Witness Printer took 8.84ms. Allocated memory is still 163.6MB. Free memory is still 97.9MB. 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 someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 45, overapproximation of someBinaryArithmeticDOUBLEoperation at line 43. 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 FALSE !(k_loop < 1) 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=1] [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=1] [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=1] [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=1] [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=1] [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=1] [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=1] [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=1] [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=126, 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=1] [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=126, 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=1] [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=126, 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=1] [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=126, 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=1] [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=126, var_1_13=-63, 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=1] [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=126, var_1_13=-63, 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=1] [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=126, var_1_13=-63, 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=1] [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=126, var_1_13=-63, 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=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=5, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [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=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=0, var_1_9=1] [L111] RET updateVariables() [L112] CALL step() [L42] COND FALSE !(var_1_2 != var_1_3) [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 FALSE !(var_1_6 > var_1_5) [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=126, var_1_12=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=256, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=256, var_1_11=126, var_1_12=126, var_1_13=-63, var_1_14=-63, var_1_15=-31, var_1_16=-31, var_1_17=-2, var_1_1=317/5, var_1_7=256, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 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=45occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 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 [2024-11-09 07:23:42,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/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_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje --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 0.2.5-dev-a016563 [2024-11-09 07:23:45,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:23:45,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:23:45,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:23:45,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:23:45,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:23:45,976 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:23:45,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:23:45,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:23:45,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:23:45,981 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:23:45,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:23:45,982 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:23:45,982 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:23:45,984 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:23:45,985 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:23:45,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:23:45,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:23:45,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:23:45,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:23:45,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:23:45,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:23:45,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:23:45,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:23:45,993 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:23:45,994 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:23:45,994 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:23:45,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:23:45,995 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:23:45,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:23:45,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:23:45,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:23:45,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:23:45,996 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:23:45,997 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:23:45,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:23:45,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:23:45,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:23:45,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:23:46,000 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:23:46,001 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:23:46,002 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:23:46,002 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:23:46,003 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60036eeb32f319b97447b54d2424c6e2924357980a7a83b9a9490038fdc9d6d3 [2024-11-09 07:23:46,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:23:46,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:23:46,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:23:46,518 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:23:46,519 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:23:46,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i Unable to find full path for "g++" [2024-11-09 07:23:48,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:23:49,284 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:23:49,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-09 07:23:49,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/bb7d8fb91/b48620ab512d4849a18a174d5626f5c4/FLAG7c4da402d [2024-11-09 07:23:49,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/data/bb7d8fb91/b48620ab512d4849a18a174d5626f5c4 [2024-11-09 07:23:49,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:23:49,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:23:49,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:23:49,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:23:49,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:23:49,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:49,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@501c6bd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49, skipping insertion in model container [2024-11-09 07:23:49,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:49,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:23:49,718 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_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-09 07:23:49,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:23:49,839 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:23:49,857 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_db0e865d-ce24-4289-a5dc-8685cc6ac630/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-94.i[915,928] [2024-11-09 07:23:49,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:23:49,945 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:23:49,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49 WrapperNode [2024-11-09 07:23:49,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:23:49,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:23:49,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:23:49,949 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:23:49,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:49,970 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,006 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 127 [2024-11-09 07:23:50,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:23:50,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:23:50,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:23:50,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:23:50,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:23:50,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:23:50,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:23:50,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:23:50,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (1/1) ... [2024-11-09 07:23:50,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:23:50,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:23:50,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:23:50,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:23:50,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:23:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:23:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:23:50,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:23:50,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:23:50,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:23:50,328 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:23:50,331 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:24:04,799 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 07:24:04,800 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:24:04,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:24:04,819 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:24:04,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:24:04 BoogieIcfgContainer [2024-11-09 07:24:04,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:24:04,824 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:24:04,825 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:24:04,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:24:04,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:23:49" (1/3) ... [2024-11-09 07:24:04,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e099ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:24:04, skipping insertion in model container [2024-11-09 07:24:04,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:23:49" (2/3) ... [2024-11-09 07:24:04,831 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e099ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:24:04, skipping insertion in model container [2024-11-09 07:24:04,832 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:24:04" (3/3) ... [2024-11-09 07:24:04,833 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-1loop_file-94.i [2024-11-09 07:24:04,856 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:24:04,857 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:24:04,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:24:04,958 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;@1b9171fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:24:04,958 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:24:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 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) [2024-11-09 07:24:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-09 07:24:04,988 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:24:04,989 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, 1] [2024-11-09 07:24:04,989 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:24:04,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:24:04,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1002559824, now seen corresponding path program 1 times [2024-11-09 07:24:05,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:24:05,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589583980] [2024-11-09 07:24:05,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:24:05,013 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 [2024-11-09 07:24:05,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:24:05,015 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:24:05,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db0e865d-ce24-4289-a5dc-8685cc6ac630/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:24:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:24:07,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 07:24:07,401 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:25:14,193 WARN L286 SmtUtils]: Spent 14.74s 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) [2024-11-09 07:25:59,184 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 [2024-11-09 07:26:01,254 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 [2024-11-09 07:26:50,656 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 [2024-11-09 07:27:43,347 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 [2024-11-09 07:27:45,422 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 [2024-11-09 07:28:47,338 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 07:32:51,402 WARN L286 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 07:37:42,318 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 07:38:40,767 WARN L286 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)