./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:04:20,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:04:20,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:04:20,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:04:20,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:04:20,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:04:20,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:04:20,520 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:04:20,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:04:20,523 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:04:20,524 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:04:20,525 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:04:20,526 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:04:20,526 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:04:20,526 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:04:20,527 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:04:20,527 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:04:20,528 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:04:20,532 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:04:20,533 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:04:20,533 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:04:20,534 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:04:20,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:04:20,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:04:20,538 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:04:20,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:04:20,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:04:20,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:04:20,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:04:20,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:04:20,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:04:20,542 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:04:20,544 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:04:20,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:04:20,545 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:04:20,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:04:20,546 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:04:20,546 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:04:20,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:20,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:04:20,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:04:20,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:04:20,548 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:04:20,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:04:20,549 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:04:20,550 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:04:20,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:04:20,551 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e [2024-11-09 07:04:20,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:04:21,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:04:21,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:04:21,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:04:21,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:04:21,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i Unable to find full path for "g++" [2024-11-09 07:04:23,451 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:04:23,732 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:04:23,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2024-11-09 07:04:23,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/f6023546a/5f58dc1543d64b388f1122f0b4ba1e7e/FLAG4e2700bd6 [2024-11-09 07:04:23,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/f6023546a/5f58dc1543d64b388f1122f0b4ba1e7e [2024-11-09 07:04:23,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:04:23,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:04:23,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:23,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:04:23,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:04:23,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:23" (1/1) ... [2024-11-09 07:04:23,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198cb909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:23, skipping insertion in model container [2024-11-09 07:04:23,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:23" (1/1) ... [2024-11-09 07:04:23,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:04:24,129 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2024-11-09 07:04:24,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:24,275 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:04:24,291 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2024-11-09 07:04:24,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:24,389 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:04:24,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24 WrapperNode [2024-11-09 07:04:24,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:24,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:24,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:04:24,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:04:24,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,531 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2024-11-09 07:04:24,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:24,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:04:24,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:04:24,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:04:24,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,613 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:04:24,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:04:24,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:04:24,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:04:24,616 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (1/1) ... [2024-11-09 07:04:24,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:24,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:24,660 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:04:24,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:04:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:04:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:04:24,709 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:04:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:04:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:04:24,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:04:24,874 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:04:24,879 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:04:25,764 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-09 07:04:25,765 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:04:26,368 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:04:26,369 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:04:26,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:26 BoogieIcfgContainer [2024-11-09 07:04:26,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:04:26,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:04:26,375 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:04:26,380 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:04:26,380 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:04:23" (1/3) ... [2024-11-09 07:04:26,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c0a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:26, skipping insertion in model container [2024-11-09 07:04:26,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:24" (2/3) ... [2024-11-09 07:04:26,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c0a3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:26, skipping insertion in model container [2024-11-09 07:04:26,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:26" (3/3) ... [2024-11-09 07:04:26,385 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-0.i [2024-11-09 07:04:26,411 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:04:26,412 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:04:26,510 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:04:26,518 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;@16141a7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:04:26,519 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:04:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 23 states have internal predecessors, (26), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 07:04:26,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-09 07:04:26,537 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:04:26,538 INFO L215 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:04:26,538 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:04:26,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:04:26,545 INFO L85 PathProgramCache]: Analyzing trace with hash -374702047, now seen corresponding path program 1 times [2024-11-09 07:04:26,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:04:26,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131057624] [2024-11-09 07:04:26,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:26,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:04:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 07:04:27,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [716417944] [2024-11-09 07:04:27,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:27,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:04:27,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:27,539 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:04:27,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:04:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:04:28,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:04:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:04:28,342 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:04:28,346 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:04:28,349 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:04:28,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:04:28,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 07:04:28,557 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:04:28,660 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:04:28,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:04:28 BoogieIcfgContainer [2024-11-09 07:04:28,664 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:04:28,665 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:04:28,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:04:28,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:04:28,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:26" (3/4) ... [2024-11-09 07:04:28,669 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:04:28,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:04:28,673 INFO L158 Benchmark]: Toolchain (without parser) took 4895.82ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 148.2MB in the beginning and 139.9MB in the end (delta: 8.2MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,673 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:04:28,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.41ms. Allocated memory is still 180.4MB. Free memory was 148.2MB in the beginning and 138.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.52ms. Allocated memory is still 180.4MB. Free memory was 137.6MB in the beginning and 129.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,676 INFO L158 Benchmark]: Boogie Preprocessor took 80.51ms. Allocated memory is still 180.4MB. Free memory was 129.2MB in the beginning and 126.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,677 INFO L158 Benchmark]: RCFGBuilder took 1756.62ms. Allocated memory is still 180.4MB. Free memory was 126.1MB in the beginning and 114.2MB in the end (delta: 11.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,678 INFO L158 Benchmark]: TraceAbstraction took 2290.06ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 113.2MB in the beginning and 139.9MB in the end (delta: -26.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-09 07:04:28,679 INFO L158 Benchmark]: Witness Printer took 6.22ms. Allocated memory is still 222.3MB. Free memory is still 139.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:04:28,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 119.5MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.41ms. Allocated memory is still 180.4MB. Free memory was 148.2MB in the beginning and 138.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.52ms. Allocated memory is still 180.4MB. Free memory was 137.6MB in the beginning and 129.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.51ms. Allocated memory is still 180.4MB. Free memory was 129.2MB in the beginning and 126.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1756.62ms. Allocated memory is still 180.4MB. Free memory was 126.1MB in the beginning and 114.2MB in the end (delta: 11.8MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2290.06ms. Allocated memory was 180.4MB in the beginning and 222.3MB in the end (delta: 41.9MB). Free memory was 113.2MB in the beginning and 139.9MB in the end (delta: -26.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Witness Printer took 6.22ms. Allocated memory is still 222.3MB. Free memory is still 139.9MB. 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 someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of bitwiseOr at line 86, overapproximation of someUnaryDOUBLEoperation at line 34, overapproximation of bitwiseAnd at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryArithmeticFLOAToperation at line 62. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] double var_1_2 = 99999999999.3; [L24] double var_1_3 = 1.7; [L25] signed long int var_1_6 = 2; [L26] signed long int var_1_8 = 1427256974; [L27] signed short int var_1_11 = 0; [L28] signed long int var_1_14 = 256; [L29] unsigned short int var_1_15 = 2; [L30] signed short int var_1_19 = 32; [L31] double var_1_23 = 4.7; [L32] double var_1_24 = 0.0; [L33] double var_1_25 = 128.25; [L34] float var_1_26 = -0.2; [L35] float var_1_27 = 31.25; [L36] float var_1_28 = 24.4; [L37] unsigned char var_1_29 = 1; [L38] unsigned char var_1_30 = 236; [L39] unsigned char var_1_31 = 5; [L40] unsigned char var_1_32 = 1; [L41] unsigned char var_1_33 = 64; [L42] unsigned char var_1_34 = 100; [L43] unsigned char var_1_35 = 5; [L44] double var_1_36 = 7.5; [L45] signed short int var_1_37 = 16; [L46] unsigned char var_1_38 = 64; [L47] signed char var_1_39 = -1; [L48] unsigned char var_1_40 = 0; [L49] unsigned char var_1_41 = 0; [L50] unsigned short int last_1_var_1_15 = 2; [L173] isInitial = 1 [L174] FCALL initially() [L175] int k_loop; [L176] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_2=999999999993/10, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L176] COND FALSE !(k_loop < 1) VAL [isInitial=1, k_loop=0, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_2=999999999993/10, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L176] COND TRUE k_loop < 1 [L177] CALL updateLastVariables() [L166] last_1_var_1_15 = var_1_15 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L128] var_1_2 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_3=17/10, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L130] var_1_3 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1427256974] [L132] var_1_8 = __VERIFIER_nondet_long() [L133] CALL assume_abort_if_not(var_1_8 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_8 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L134] CALL assume_abort_if_not(var_1_8 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_8 <= 2147483646) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_24=0, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L135] var_1_24 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_24 >= 4611686.018427382800e+12F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_25=513/4, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L137] var_1_25 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_27=125/4, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L139] var_1_27 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 2305843.009213691390e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_28=122/5, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L141] var_1_28 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_28 >= -230584.3009213691390e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 2305843.009213691390e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=236, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L143] var_1_30 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_30 >= 222) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_30 >= 222) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L145] CALL assume_abort_if_not(var_1_30 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_30 <= 254) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=5, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L146] var_1_31 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L148] CALL assume_abort_if_not(var_1_31 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_31 <= 32) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=1, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L149] var_1_32 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L151] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=64, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L152] var_1_33 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L154] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=100, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L155] var_1_34 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L157] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=5, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L158] var_1_35 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L160] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=0, var_1_6=2, var_1_8=1073741823] [L161] var_1_41 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L163] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=0, var_1_14=256, var_1_15=2, var_1_19=32, var_1_1=64, var_1_23=47/10, var_1_29=1, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_36=15/2, var_1_37=16, var_1_38=64, var_1_39=-1, var_1_40=0, var_1_41=1, var_1_6=2, var_1_8=1073741823] [L178] RET updateVariables() [L179] CALL step() [L54] var_1_38 = var_1_31 [L55] var_1_39 = var_1_31 [L56] var_1_40 = var_1_41 [L57] unsigned char stepLocal_4 = var_1_40; [L58] COND TRUE stepLocal_4 && var_1_40 [L59] var_1_29 = (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))) [L61] COND TRUE \read(var_1_40) [L62] var_1_36 = (var_1_28 + var_1_27) [L66] signed long int stepLocal_1 = ~ var_1_29; [L67] COND TRUE stepLocal_1 < var_1_8 [L68] var_1_14 = ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))) [L70] unsigned char stepLocal_2 = var_1_29; [L71] COND TRUE (last_1_var_1_15 + var_1_39) > stepLocal_2 [L72] COND TRUE \read(var_1_40) [L73] var_1_15 = (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29) [L78] unsigned char stepLocal_3 = var_1_40; [L79] COND TRUE var_1_40 && stepLocal_3 [L80] var_1_19 = (var_1_29 + var_1_29) [L82] COND FALSE !(((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) [L85] COND FALSE !(var_1_38 > var_1_38) [L90] COND TRUE (var_1_2 - var_1_3) == (- var_1_26) [L91] COND FALSE !(var_1_3 <= ((var_1_26 * 1.5) + 127.4)) [L94] var_1_1 = var_1_29 [L99] var_1_6 = (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38)))) [L100] signed long int stepLocal_0 = var_1_8; [L101] COND TRUE \read(var_1_40) [L102] var_1_11 = var_1_39 [L108] unsigned char stepLocal_7 = var_1_40; [L109] signed char stepLocal_6 = var_1_39; [L110] unsigned char stepLocal_5 = var_1_29; [L111] COND TRUE ((var_1_35 / var_1_34) % var_1_30) >= stepLocal_5 [L112] COND TRUE var_1_40 || stepLocal_7 [L113] EXPR var_1_38 & 64 [L113] COND TRUE (var_1_39 * (var_1_38 & 64)) < stepLocal_6 [L114] COND TRUE (var_1_27 - var_1_24) <= var_1_3 [L115] var_1_37 = (var_1_33 - var_1_11) [L179] RET step() [L180] CALL, EXPR property() [L169] EXPR (((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1) [L169] EXPR (var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1 [L169] EXPR (((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1) [L169] EXPR ((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32))) [L169-L170] return (((((((((((((((var_1_2 - var_1_3) == (- var_1_26)) ? ((var_1_3 <= ((var_1_26 * 1.5) + 127.4)) ? (var_1_1 == ((signed short int) var_1_29)) : (var_1_1 == ((signed short int) var_1_29))) : (var_1_1 == ((signed short int) var_1_29))) && (var_1_6 == ((signed long int) (var_1_15 - (((((var_1_8 - var_1_15)) < (var_1_38)) ? ((var_1_8 - var_1_15)) : (var_1_38))))))) && (var_1_40 ? (var_1_11 == ((signed short int) var_1_39)) : ((var_1_8 <= ((((var_1_1) > (var_1_39)) ? (var_1_1) : (var_1_39)))) ? (var_1_11 == ((signed short int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1))) && (((~ var_1_29) < var_1_8) ? (var_1_14 == ((signed long int) ((((var_1_39) > (var_1_29)) ? (var_1_39) : (var_1_29))))) : 1)) && (((last_1_var_1_15 + var_1_39) > var_1_29) ? (var_1_40 ? (var_1_15 == ((unsigned short int) (((((var_1_38) < (var_1_38)) ? (var_1_38) : (var_1_38))) + var_1_29))) : 1) : (var_1_15 == ((unsigned short int) (var_1_38 + var_1_38))))) && ((var_1_40 && var_1_40) ? (var_1_19 == ((signed short int) (var_1_29 + var_1_29))) : 1)) && ((((((var_1_19) < (var_1_38)) ? (var_1_19) : (var_1_38))) > (var_1_38 - ((((var_1_15) > (5)) ? (var_1_15) : (5))))) ? (var_1_23 == ((double) (10.65 - (var_1_24 - var_1_25)))) : 1)) && ((var_1_38 > var_1_38) ? (((var_1_38 ^ var_1_29) < var_1_8) ? (var_1_26 == ((float) (((128.05f - var_1_27) + ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) + var_1_25))) : 1) : 1)) && ((var_1_40 && var_1_40) ? (var_1_29 == ((unsigned char) (((var_1_30 - var_1_31) - var_1_32) - (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))))))) : 1)) && (var_1_40 ? (var_1_36 == ((double) (var_1_28 + var_1_27))) : (var_1_36 == ((double) ((var_1_27 + var_1_28) + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))) && ((((var_1_35 / var_1_34) % var_1_30) >= var_1_29) ? ((var_1_40 || var_1_40) ? (((var_1_39 * (var_1_38 & 64)) < var_1_39) ? (((var_1_27 - var_1_24) <= var_1_3) ? (var_1_37 == ((signed short int) (var_1_33 - var_1_11))) : (var_1_37 == ((signed short int) ((((var_1_32) < ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))) ? (var_1_32) : ((((((var_1_33) < (var_1_35)) ? (var_1_33) : (var_1_35))) + var_1_39))))))) : (var_1_37 == ((signed short int) ((((((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) < (var_1_11)) ? (((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34)))) : (var_1_11)))))) : 1) : (var_1_37 == ((signed short int) var_1_32)))) && (var_1_38 == ((unsigned char) var_1_31))) && (var_1_39 == ((signed char) var_1_31))) && (var_1_40 == ((unsigned char) var_1_41)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=2, var_1_11=32, var_1_14=32, var_1_15=32, var_1_19=0, var_1_1=0, var_1_23=47/10, var_1_26=2, var_1_29=0, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_37=33, var_1_38=288, var_1_39=32, var_1_40=1, var_1_41=1, var_1_6=0, var_1_8=1073741823] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=2, var_1_11=32, var_1_14=32, var_1_15=32, var_1_19=0, var_1_1=0, var_1_23=47/10, var_1_26=2, var_1_29=0, var_1_30=-34, var_1_31=288, var_1_32=-193, var_1_33=65, var_1_34=127, var_1_35=256, var_1_37=33, var_1_38=288, var_1_39=32, var_1_40=1, var_1_41=1, var_1_6=0, var_1_8=1073741823] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 22, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 07:04:28,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:04:31,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:04:31,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:04:31,714 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:04:31,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:04:31,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:04:31,755 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:04:31,756 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:04:31,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:04:31,757 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:04:31,757 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:04:31,758 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:04:31,758 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:04:31,758 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:04:31,759 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:04:31,759 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:04:31,760 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:04:31,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:04:31,764 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:04:31,765 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:04:31,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:04:31,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:04:31,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:04:31,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:04:31,766 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:04:31,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:04:31,767 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:04:31,767 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:04:31,768 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:04:31,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:04:31,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:04:31,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:04:31,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:04:31,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:04:31,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:04:31,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:31,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:04:31,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:04:31,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:04:31,775 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:04:31,775 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:04:31,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:04:31,786 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:04:31,786 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee1bf5a100c560c161691455551c965071f499d9e9eea4cb62c63597da53f17e [2024-11-09 07:04:32,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:04:32,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:04:32,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:04:32,227 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:04:32,227 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:04:32,229 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i Unable to find full path for "g++" [2024-11-09 07:04:34,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:04:34,668 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:04:34,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i [2024-11-09 07:04:34,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/ce93ca144/8aa3e9a491e84ce8903e68e174f217f8/FLAG37b0304a7 [2024-11-09 07:04:34,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/data/ce93ca144/8aa3e9a491e84ce8903e68e174f217f8 [2024-11-09 07:04:34,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:04:34,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:04:34,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:34,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:04:34,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:04:34,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:34" (1/1) ... [2024-11-09 07:04:34,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44003b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:34, skipping insertion in model container [2024-11-09 07:04:34,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:34" (1/1) ... [2024-11-09 07:04:34,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:04:35,071 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2024-11-09 07:04:35,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:35,279 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:04:35,300 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_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-0.i[915,928] [2024-11-09 07:04:35,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:35,425 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:04:35,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35 WrapperNode [2024-11-09 07:04:35,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:35,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:35,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:04:35,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:04:35,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,527 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2024-11-09 07:04:35,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:35,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:04:35,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:04:35,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:04:35,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,610 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:04:35,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:04:35,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:04:35,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:04:35,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (1/1) ... [2024-11-09 07:04:35,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:35,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:35,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:04:35,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:04:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:04:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:04:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:04:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:04:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:04:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:04:35,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:04:35,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:04:46,758 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 07:04:46,759 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:04:46,779 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:04:46,779 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:04:46,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:46 BoogieIcfgContainer [2024-11-09 07:04:46,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:04:46,782 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:04:46,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:04:46,787 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:04:46,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:04:34" (1/3) ... [2024-11-09 07:04:46,788 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2244ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:46, skipping insertion in model container [2024-11-09 07:04:46,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:35" (2/3) ... [2024-11-09 07:04:46,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a2244ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:46, skipping insertion in model container [2024-11-09 07:04:46,789 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:46" (3/3) ... [2024-11-09 07:04:46,791 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-0.i [2024-11-09 07:04:46,811 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:04:46,811 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:04:46,911 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:04:46,920 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;@772f2d3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:04:46,920 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:04:46,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 07:04:46,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 07:04:46,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:04:46,951 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:04:46,952 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:04:46,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:04:46,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1034025159, now seen corresponding path program 1 times [2024-11-09 07:04:46,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:04:46,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [210259906] [2024-11-09 07:04:46,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:46,986 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 07:04:46,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:04:46,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 07:04:46,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 07:04:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:47,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:04:47,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 458 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-11-09 07:04:47,999 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:04:48,000 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:04:48,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [210259906] [2024-11-09 07:04:48,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [210259906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:04:48,001 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:04:48,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:04:48,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510779798] [2024-11-09 07:04:48,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:04:48,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:04:48,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:04:48,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:04:48,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:04:48,050 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 07:04:48,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:04:48,092 INFO L93 Difference]: Finished difference Result 152 states and 255 transitions. [2024-11-09 07:04:48,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:04:48,095 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 149 [2024-11-09 07:04:48,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:04:48,105 INFO L225 Difference]: With dead ends: 152 [2024-11-09 07:04:48,106 INFO L226 Difference]: Without dead ends: 73 [2024-11-09 07:04:48,110 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:04:48,115 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:04:48,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:04:48,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-09 07:04:48,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-11-09 07:04:48,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 07:04:48,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 109 transitions. [2024-11-09 07:04:48,174 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 109 transitions. Word has length 149 [2024-11-09 07:04:48,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:04:48,175 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 109 transitions. [2024-11-09 07:04:48,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-09 07:04:48,176 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 109 transitions. [2024-11-09 07:04:48,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 07:04:48,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:04:48,181 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:04:48,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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)] Ended with exit code 0 [2024-11-09 07:04:48,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 [2024-11-09 07:04:48,382 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:04:48,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:04:48,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1119369283, now seen corresponding path program 1 times [2024-11-09 07:04:48,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:04:48,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1695224043] [2024-11-09 07:04:48,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:48,386 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 07:04:48,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:04:48,390 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 07:04:48,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 (3)] Waiting until timeout for monitored process [2024-11-09 07:04:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:04:49,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 07:04:49,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:04:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 483 proven. 30 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-11-09 07:04:50,800 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:04:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-09 07:04:51,893 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:04:51,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1695224043] [2024-11-09 07:04:51,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1695224043] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-09 07:04:51,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 07:04:51,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2024-11-09 07:04:51,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041735751] [2024-11-09 07:04:51,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:04:51,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:04:51,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:04:51,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:04:51,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-09 07:04:51,898 INFO L87 Difference]: Start difference. First operand 73 states and 109 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 07:04:56,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 07:04:58,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 07:05:00,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 07:05:02,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:05:04,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 07:05:06,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:05:08,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-09 07:05:11,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:05:11,184 INFO L93 Difference]: Finished difference Result 327 states and 489 transitions. [2024-11-09 07:05:11,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:05:11,186 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2024-11-09 07:05:11,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:05:11,191 INFO L225 Difference]: With dead ends: 327 [2024-11-09 07:05:11,191 INFO L226 Difference]: Without dead ends: 257 [2024-11-09 07:05:11,193 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-09 07:05:11,194 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 270 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 90 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:05:11,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 415 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 124 Invalid, 7 Unknown, 0 Unchecked, 19.0s Time] [2024-11-09 07:05:11,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2024-11-09 07:05:11,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 76. [2024-11-09 07:05:11,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-09 07:05:11,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 113 transitions. [2024-11-09 07:05:11,227 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 113 transitions. Word has length 149 [2024-11-09 07:05:11,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:05:11,232 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 113 transitions. [2024-11-09 07:05:11,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-09 07:05:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2024-11-09 07:05:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-09 07:05:11,237 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:05:11,238 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:05:11,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 (3)] Forceful destruction successful, exit code 0 [2024-11-09 07:05:11,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 [2024-11-09 07:05:11,438 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:05:11,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:05:11,439 INFO L85 PathProgramCache]: Analyzing trace with hash 418304705, now seen corresponding path program 1 times [2024-11-09 07:05:11,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:05:11,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1846792830] [2024-11-09 07:05:11,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:05:11,441 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 07:05:11,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:05:11,446 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 07:05:11,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91f52570-3c0e-4f3b-ad61-59f4bc0f6e1f/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 (4)] Waiting until timeout for monitored process [2024-11-09 07:05:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:05:12,749 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-09 07:05:12,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:06:28,971 WARN L286 SmtUtils]: Spent 9.65s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:07:19,344 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:07:59,610 WARN L286 SmtUtils]: Spent 10.22s on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:08:36,277 WARN L286 SmtUtils]: Spent 10.66s on a formula simplification that was a NOOP. DAG size: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:09:28,106 WARN L286 SmtUtils]: Spent 11.00s on a formula simplification that was a NOOP. DAG size: 106 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:11:15,818 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (.cse5 ((_ zero_extend 24) c_~var_1_41~0)) (.cse0 ((_ zero_extend 24) c_~var_1_30~0)) (.cse6 ((_ zero_extend 24) c_~var_1_32~0)) (.cse1 ((_ zero_extend 24) c_~var_1_29~0)) (.cse13 ((_ zero_extend 24) c_~var_1_31~0))) (and (= (_ bv2 16) c_~last_1_var_1_15~0) (bvsge .cse0 (_ bv222 32)) (= c_~var_1_31~0 c_~var_1_38~0) (= .cse1 c_~var_1_14~0) (fp.leq c_~var_1_27~0 .cse2) (or (and (fp.geq c_~var_1_28~0 .cse3) (fp.leq c_~var_1_28~0 .cse2)) (and (fp.geq c_~var_1_28~0 (fp.neg .cse2)) (fp.leq c_~var_1_28~0 (fp.neg .cse3)))) (= c_~var_1_31~0 c_~var_1_39~0) (= c_~var_1_15~0 ((_ extract 15 0) (bvmul (_ bv2 32) ((_ zero_extend 24) c_~var_1_38~0)))) (= c_~var_1_40~0 c_~var_1_41~0) (fp.geq c_~var_1_25~0 .cse4) (= ((_ extract 15 0) (bvmul (_ bv2 32) .cse1)) c_~var_1_19~0) (= (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 213.0 20.0)) (fp.sub c_currentRoundingMode c_~var_1_24~0 c_~var_1_25~0)) c_~var_1_23~0) (fp.geq c_~var_1_24~0 .cse4) (fp.geq c_~var_1_27~0 .cse3) (bvsle .cse5 (_ bv1 32)) (bvsge .cse5 (_ bv1 32)) (fp.leq c_~var_1_25~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.leq c_~var_1_24~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_28~0 c_~var_1_27~0))) (bvsle .cse6 (_ bv63 32)) (let ((.cse12 ((_ zero_extend 24) c_~var_1_33~0)) (.cse10 ((_ zero_extend 24) c_~var_1_34~0))) (let ((.cse7 (bvneg .cse6)) (.cse8 (bvneg .cse13)) (.cse9 (bvneg ((_ zero_extend 24) c_~var_1_35~0))) (.cse11 (bvsgt .cse12 .cse10))) (or (and (= ((_ extract 7 0) (bvadd .cse7 .cse8 (bvneg (bvadd .cse9 .cse10)) .cse0)) c_~var_1_29~0) (not .cse11)) (and (= c_~var_1_29~0 ((_ extract 7 0) (bvadd .cse7 .cse8 (bvneg (bvadd .cse12 .cse9)) .cse0))) .cse11)))) (not (bvsgt (bvadd (_ bv2 32) ((_ sign_extend 24) c_~var_1_39~0)) .cse1)) (bvsle .cse13 (_ bv32 32)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 07:15:12,899 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (.cse5 ((_ zero_extend 24) c_~var_1_41~0)) (.cse0 ((_ zero_extend 24) c_~var_1_30~0)) (.cse6 ((_ zero_extend 24) c_~var_1_32~0)) (.cse1 ((_ zero_extend 24) c_~var_1_29~0)) (.cse13 ((_ zero_extend 24) c_~var_1_31~0))) (and (= (_ bv2 16) c_~last_1_var_1_15~0) (bvsge .cse0 (_ bv222 32)) (= c_~var_1_31~0 c_~var_1_38~0) (= .cse1 c_~var_1_14~0) (fp.leq c_~var_1_27~0 .cse2) (or (and (fp.geq c_~var_1_28~0 .cse3) (fp.leq c_~var_1_28~0 .cse2)) (and (fp.geq c_~var_1_28~0 (fp.neg .cse2)) (fp.leq c_~var_1_28~0 (fp.neg .cse3)))) (= c_~var_1_31~0 c_~var_1_39~0) (= c_~var_1_15~0 ((_ extract 15 0) (bvmul (_ bv2 32) ((_ zero_extend 24) c_~var_1_38~0)))) (= c_~var_1_40~0 c_~var_1_41~0) (fp.geq c_~var_1_25~0 .cse4) (= ((_ zero_extend 8) c_~var_1_29~0) c_~var_1_1~0) (= ((_ extract 15 0) (bvmul (_ bv2 32) .cse1)) c_~var_1_19~0) (= (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 213.0 20.0)) (fp.sub c_currentRoundingMode c_~var_1_24~0 c_~var_1_25~0)) c_~var_1_23~0) (fp.geq c_~var_1_24~0 .cse4) (fp.geq c_~var_1_27~0 .cse3) (bvsle .cse5 (_ bv1 32)) (bvsge .cse5 (_ bv1 32)) (fp.leq c_~var_1_25~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.leq c_~var_1_24~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_28~0 c_~var_1_27~0))) (bvsle .cse6 (_ bv63 32)) (let ((.cse12 ((_ zero_extend 24) c_~var_1_33~0)) (.cse10 ((_ zero_extend 24) c_~var_1_34~0))) (let ((.cse7 (bvneg .cse6)) (.cse8 (bvneg .cse13)) (.cse9 (bvneg ((_ zero_extend 24) c_~var_1_35~0))) (.cse11 (bvsgt .cse12 .cse10))) (or (and (= ((_ extract 7 0) (bvadd .cse7 .cse8 (bvneg (bvadd .cse9 .cse10)) .cse0)) c_~var_1_29~0) (not .cse11)) (and (= c_~var_1_29~0 ((_ extract 7 0) (bvadd .cse7 .cse8 (bvneg (bvadd .cse12 .cse9)) .cse0))) .cse11)))) (not (bvsgt (bvadd (_ bv2 32) ((_ sign_extend 24) c_~var_1_39~0)) .cse1)) (bvsle .cse13 (_ bv32 32)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2024-11-09 07:17:32,401 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (.cse4 ((_ zero_extend 24) c_~var_1_38~0)) (.cse9 ((_ zero_extend 24) c_~var_1_41~0)) (.cse0 ((_ zero_extend 24) c_~var_1_30~0)) (.cse10 ((_ zero_extend 24) c_~var_1_32~0)) (.cse1 ((_ zero_extend 24) c_~var_1_29~0)) (.cse17 ((_ zero_extend 24) c_~var_1_31~0))) (and (= (_ bv2 16) c_~last_1_var_1_15~0) (bvsge .cse0 (_ bv222 32)) (= c_~var_1_31~0 c_~var_1_38~0) (= .cse1 c_~var_1_14~0) (fp.leq c_~var_1_27~0 .cse2) (or (and (fp.geq c_~var_1_28~0 .cse3) (fp.leq c_~var_1_28~0 .cse2)) (and (fp.geq c_~var_1_28~0 (fp.neg .cse2)) (fp.leq c_~var_1_28~0 (fp.neg .cse3)))) (= c_~var_1_31~0 c_~var_1_39~0) (= c_~var_1_15~0 ((_ extract 15 0) (bvmul (_ bv2 32) .cse4))) (= c_~var_1_40~0 c_~var_1_41~0) (fp.geq c_~var_1_25~0 .cse5) (= ((_ zero_extend 8) c_~var_1_29~0) c_~var_1_1~0) (= ((_ extract 15 0) (bvmul (_ bv2 32) .cse1)) c_~var_1_19~0) (= (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 213.0 20.0)) (fp.sub c_currentRoundingMode c_~var_1_24~0 c_~var_1_25~0)) c_~var_1_23~0) (fp.geq c_~var_1_24~0 .cse5) (let ((.cse6 ((_ zero_extend 16) c_~var_1_15~0))) (let ((.cse8 (bvadd c_~var_1_8~0 (bvneg .cse6)))) (let ((.cse7 (bvslt .cse8 .cse4))) (or (and (= c_~var_1_6~0 (bvadd (bvneg .cse4) .cse6)) (not .cse7)) (and .cse7 (= (bvadd (bvneg .cse8) .cse6) c_~var_1_6~0)))))) (fp.geq c_~var_1_27~0 .cse3) (bvsle .cse9 (_ bv1 32)) (bvsge .cse9 (_ bv1 32)) (fp.leq c_~var_1_25~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.leq c_~var_1_24~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_28~0 c_~var_1_27~0))) (bvsle .cse10 (_ bv63 32)) (let ((.cse16 ((_ zero_extend 24) c_~var_1_33~0)) (.cse14 ((_ zero_extend 24) c_~var_1_34~0))) (let ((.cse11 (bvneg .cse10)) (.cse12 (bvneg .cse17)) (.cse13 (bvneg ((_ zero_extend 24) c_~var_1_35~0))) (.cse15 (bvsgt .cse16 .cse14))) (or (and (= ((_ extract 7 0) (bvadd .cse11 .cse12 (bvneg (bvadd .cse13 .cse14)) .cse0)) c_~var_1_29~0) (not .cse15)) (and (= c_~var_1_29~0 ((_ extract 7 0) (bvadd .cse11 .cse12 (bvneg (bvadd .cse16 .cse13)) .cse0))) .cse15)))) (not (bvsgt (bvadd (_ bv2 32) ((_ sign_extend 24) c_~var_1_39~0)) .cse1)) (bvsle .cse17 (_ bv32 32)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false