./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh --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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:55:05,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:55:05,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:55:05,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:55:05,536 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:55:05,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:55:05,561 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:55:05,561 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:55:05,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:55:05,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:55:05,563 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:55:05,564 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:55:05,564 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:55:05,565 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:55:05,566 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:55:05,566 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:55:05,567 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:55:05,567 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:55:05,568 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:55:05,568 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:55:05,569 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:55:05,569 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:55:05,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:55:05,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:55:05,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:55:05,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:55:05,572 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:55:05,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:55:05,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:55:05,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:55:05,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:55:05,574 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:55:05,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:55:05,574 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:55:05,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:55:05,575 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:55:05,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:55:05,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:55:05,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:55:05,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:55:05,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:55:05,576 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:55:05,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:55:05,577 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:55:05,577 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:55:05,577 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:55:05,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:55:05,578 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-12-02 13:55:05,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:55:05,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:55:05,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:55:05,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:55:05,828 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:55:05,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:08,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:55:08,784 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:55:08,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:08,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/563c0f5fe/d9145226d1724377982093fe1258e5d7/FLAG53f5e076b [2023-12-02 13:55:08,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/563c0f5fe/d9145226d1724377982093fe1258e5d7 [2023-12-02 13:55:08,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:55:08,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:55:08,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:55:08,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:55:08,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:55:08,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:08" (1/1) ... [2023-12-02 13:55:08,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737e07b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:08, skipping insertion in model container [2023-12-02 13:55:08,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:08" (1/1) ... [2023-12-02 13:55:08,860 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:55:09,007 WARN L240 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-12-02 13:55:09,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:55:09,086 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:55:09,099 WARN L240 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-12-02 13:55:09,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:55:09,150 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:55:09,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09 WrapperNode [2023-12-02 13:55:09,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:55:09,152 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:55:09,152 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:55:09,152 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:55:09,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,209 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-12-02 13:55:09,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:55:09,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:55:09,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:55:09,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:55:09,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:55:09,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:55:09,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:55:09,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:55:09,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2023-12-02 13:55:09,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:55:09,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:55:09,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:55:09,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:55:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:55:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:55:09,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:55:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:55:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:55:09,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:55:09,413 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:55:09,415 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:55:09,817 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:55:10,221 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:55:10,221 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:55:10,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:10 BoogieIcfgContainer [2023-12-02 13:55:10,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:55:10,226 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:55:10,226 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:55:10,229 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:55:10,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:55:08" (1/3) ... [2023-12-02 13:55:10,230 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d86d9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:10, skipping insertion in model container [2023-12-02 13:55:10,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (2/3) ... [2023-12-02 13:55:10,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d86d9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:10, skipping insertion in model container [2023-12-02 13:55:10,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:10" (3/3) ... [2023-12-02 13:55:10,232 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:10,250 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:55:10,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:55:10,297 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:55:10,304 INFO L357 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, mHoare=true, 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;@4e377075, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:55:10,304 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:55:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-12-02 13:55:10,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 13:55:10,320 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:55:10,321 INFO L195 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:55:10,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:55:10,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:55:10,326 INFO L85 PathProgramCache]: Analyzing trace with hash 622478634, now seen corresponding path program 1 times [2023-12-02 13:55:10,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:55:10,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758198033] [2023-12-02 13:55:10,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:10,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:55:10,496 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:55:10,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [987290939] [2023-12-02 13:55:10,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:10,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:55:10,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:55:10,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:55:10,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:55:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:55:11,555 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:55:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:55:11,811 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:55:11,814 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:55:11,815 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:55:11,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:55:12,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:55:12,021 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:55:12,023 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:55:12,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:55:12 BoogieIcfgContainer [2023-12-02 13:55:12,130 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:55:12,131 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:55:12,131 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:55:12,131 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:55:12,132 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:10" (3/4) ... [2023-12-02 13:55:12,134 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:55:12,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:55:12,136 INFO L158 Benchmark]: Toolchain (without parser) took 3325.27ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 135.5MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,136 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:55:12,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.73ms. Allocated memory is still 176.2MB. Free memory was 141.0MB in the beginning and 126.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.69ms. Allocated memory is still 176.2MB. Free memory was 126.1MB in the beginning and 121.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,138 INFO L158 Benchmark]: Boogie Preprocessor took 43.36ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,139 INFO L158 Benchmark]: RCFGBuilder took 969.04ms. Allocated memory is still 176.2MB. Free memory was 118.9MB in the beginning and 107.9MB in the end (delta: 11.0MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,139 INFO L158 Benchmark]: TraceAbstraction took 1904.65ms. Allocated memory is still 176.2MB. Free memory was 106.8MB in the beginning and 135.5MB in the end (delta: -28.7MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-02 13:55:12,140 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 176.2MB. Free memory is still 135.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:55:12,143 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 81.2MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.73ms. Allocated memory is still 176.2MB. Free memory was 141.0MB in the beginning and 126.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.69ms. Allocated memory is still 176.2MB. Free memory was 126.1MB in the beginning and 121.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.36ms. Allocated memory is still 176.2MB. Free memory was 121.0MB in the beginning and 118.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 969.04ms. Allocated memory is still 176.2MB. Free memory was 118.9MB in the beginning and 107.9MB in the end (delta: 11.0MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1904.65ms. Allocated memory is still 176.2MB. Free memory was 106.8MB in the beginning and 135.5MB in the end (delta: -28.7MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 176.2MB. Free memory is still 135.5MB. 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 shiftLeft at line 104, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 61, overapproximation of bitwiseOr at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 58, overapproximation of someUnaryFLOAToperation at line 61, overapproximation of someBinaryArithmeticFLOAToperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_6 = 16.375; [L24] float var_1_7 = 0.25; [L25] unsigned char var_1_8 = 1; [L26] unsigned char var_1_9 = 1; [L27] unsigned char var_1_10 = 0; [L28] unsigned long int var_1_11 = 128; [L29] double var_1_13 = 255.5; [L30] double var_1_14 = 0.0; [L31] double var_1_15 = 0.0; [L32] double var_1_16 = 100.3; [L33] unsigned long int var_1_17 = 32; [L34] unsigned short int var_1_19 = 100; [L35] double var_1_21 = 10000000000.5; [L36] double var_1_22 = 32.2; [L37] signed short int var_1_23 = -2; [L38] signed char var_1_24 = 32; [L39] signed char var_1_25 = 10; [L40] signed char var_1_26 = -128; [L41] double var_1_27 = 5.8; [L42] unsigned short int var_1_28 = 16; [L43] unsigned char var_1_30 = 1; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned long int var_1_33 = 256; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 3.625; [L49] float var_1_36 = 9.8; [L50] unsigned char var_1_37 = 4; [L51] unsigned long int last_1_var_1_17 = 32; [L52] double last_1_var_1_22 = 32.2; [L53] double last_1_var_1_27 = 5.8; [L54] unsigned char last_1_var_1_37 = 4; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_37 = var_1_37 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_6 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L146] var_1_7 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L154] var_1_14 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L156] var_1_15 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L158] var_1_16 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L160] var_1_24 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L163] var_1_25 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L166] var_1_26 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L173] var_1_33 = __VERIFIER_nondet_ulong() [L174] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L175] CALL assume_abort_if_not(var_1_33 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L177] var_1_34 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_8=1, var_1_9=1] [L196] RET updateVariables() [L197] CALL step() [L58] COND TRUE (- last_1_var_1_27) < var_1_7 [L59] var_1_21 = 0.19999999999999996 [L63] COND FALSE !(((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) [L66] var_1_28 = last_1_var_1_37 [L68] COND TRUE \read(var_1_9) [L69] var_1_11 = 0u [L79] COND TRUE \read(var_1_9) [L80] var_1_30 = (! var_1_31) [L82] var_1_35 = var_1_16 [L83] var_1_36 = var_1_14 [L84] var_1_37 = var_1_25 [L85] unsigned long int stepLocal_0 = 1u; [L86] COND FALSE !(((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) [L91] signed long int stepLocal_4 = (var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4))); [L92] COND TRUE stepLocal_4 > var_1_37 [L93] var_1_23 = var_1_24 [L95] unsigned char stepLocal_3 = var_1_37; [L96] COND FALSE !(var_1_28 <= stepLocal_3) [L99] var_1_19 = ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) [L101] signed long int stepLocal_2 = var_1_19 - var_1_19; [L102] COND TRUE \read(var_1_9) [L103] COND TRUE \read(var_1_10) [L104] EXPR (last_1_var_1_17 / -64) << var_1_11 [L104] COND TRUE ((last_1_var_1_17 / -64) << var_1_11) >= stepLocal_2 [L105] var_1_17 = var_1_19 [L113] EXPR var_1_37 ^ (4u / var_1_33) [L113] COND TRUE (var_1_37 ^ (4u / var_1_33)) != var_1_17 [L114] var_1_32 = ((99.6f != var_1_7) || var_1_10) [L118] COND FALSE !(((var_1_16 * var_1_6) > var_1_15) && var_1_32) [L121] var_1_22 = ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))) [L123] COND FALSE !(((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) [L126] signed long int stepLocal_5 = var_1_19 + var_1_37; [L127] COND TRUE var_1_28 != stepLocal_5 [L128] COND FALSE !(var_1_1 < var_1_21) [L132] unsigned short int stepLocal_1 = var_1_28; [L133] COND TRUE var_1_7 != (var_1_27 * var_1_6) [L134] var_1_13 = ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u))) [L188] EXPR (((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34)))) [L188-L189] return ((((((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34))))) && (var_1_35 == ((float) var_1_16))) && (var_1_36 == ((float) var_1_14))) && (var_1_37 == ((unsigned char) var_1_25)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=2, var_1_14=3, var_1_15=2, var_1_16=4, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=2, var_1_23=4, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=4, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=3, var_1_37=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=2, var_1_14=3, var_1_15=2, var_1_16=4, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=2, var_1_23=4, var_1_24=4, var_1_25=0, var_1_26=2, var_1_27=29/5, var_1_28=4, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=1, var_1_34=0, var_1_35=4, var_1_36=3, var_1_37=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 13:55:12,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh --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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:55:14,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:55:14,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:55:14,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:55:14,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:55:14,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:55:14,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:55:14,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:55:14,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:55:14,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:55:14,188 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:55:14,189 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:55:14,189 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:55:14,190 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:55:14,190 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:55:14,191 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:55:14,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:55:14,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:55:14,193 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:55:14,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:55:14,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:55:14,195 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:55:14,195 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:55:14,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:55:14,196 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:55:14,196 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:55:14,197 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:55:14,197 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:55:14,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:55:14,198 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:55:14,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:55:14,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:55:14,199 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:55:14,199 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:55:14,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:55:14,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:55:14,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:55:14,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:55:14,200 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:55:14,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:55:14,201 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:55:14,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:55:14,201 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:55:14,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:55:14,202 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-12-02 13:55:14,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:55:14,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:55:14,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:55:14,498 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:55:14,499 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:55:14,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:17,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:55:17,513 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:55:17,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:17,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/4d33ba2d2/add5ba9ae96d4b5585cd7fe7f035f75d/FLAG43e4e6611 [2023-12-02 13:55:17,537 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/data/4d33ba2d2/add5ba9ae96d4b5585cd7fe7f035f75d [2023-12-02 13:55:17,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:55:17,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:55:17,542 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:55:17,542 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:55:17,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:55:17,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13fad88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17, skipping insertion in model container [2023-12-02 13:55:17,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:55:17,704 WARN L240 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-12-02 13:55:17,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:55:17,791 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:55:17,802 WARN L240 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_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-12-02 13:55:17,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:55:17,863 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:55:17,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17 WrapperNode [2023-12-02 13:55:17,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:55:17,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:55:17,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:55:17,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:55:17,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,918 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-12-02 13:55:17,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:55:17,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:55:17,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:55:17,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:55:17,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:55:17,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:55:17,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:55:17,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:55:17,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (1/1) ... [2023-12-02 13:55:17,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:55:17,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:55:18,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:55:18,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:55:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:55:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:55:18,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:55:18,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:55:18,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:55:18,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:55:18,134 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:55:18,136 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:55:32,809 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:55:32,853 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:55:32,854 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:55:32,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:32 BoogieIcfgContainer [2023-12-02 13:55:32,854 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:55:32,857 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:55:32,857 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:55:32,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:55:32,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:55:17" (1/3) ... [2023-12-02 13:55:32,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7048ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:32, skipping insertion in model container [2023-12-02 13:55:32,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:17" (2/3) ... [2023-12-02 13:55:32,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c7048ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:32, skipping insertion in model container [2023-12-02 13:55:32,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:32" (3/3) ... [2023-12-02 13:55:32,864 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-12-02 13:55:32,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:55:32,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:55:32,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:55:32,935 INFO L357 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, mHoare=true, 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;@454b0c10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:55:32,936 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:55:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-12-02 13:55:32,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 13:55:32,955 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:55:32,956 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:55:32,956 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:55:32,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:55:32,962 INFO L85 PathProgramCache]: Analyzing trace with hash 128934567, now seen corresponding path program 1 times [2023-12-02 13:55:32,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:55:32,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1503782266] [2023-12-02 13:55:32,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:32,976 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 [2023-12-02 13:55:32,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:55:32,977 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:55:32,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:55:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:34,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:55:34,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2023-12-02 13:55:34,093 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:55:34,094 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:55:34,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1503782266] [2023-12-02 13:55:34,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1503782266] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:55:34,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:55:34,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:55:34,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656616345] [2023-12-02 13:55:34,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:55:34,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:55:34,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:55:34,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:55:34,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:55:34,146 INFO L87 Difference]: Start difference. First operand has 75 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-12-02 13:55:37,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:55:37,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:55:37,063 INFO L93 Difference]: Finished difference Result 147 states and 261 transitions. [2023-12-02 13:55:37,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:55:37,189 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 152 [2023-12-02 13:55:37,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:55:37,195 INFO L225 Difference]: With dead ends: 147 [2023-12-02 13:55:37,195 INFO L226 Difference]: Without dead ends: 73 [2023-12-02 13:55:37,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:55:37,201 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 13:55:37,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 13:55:37,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-02 13:55:37,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-02 13:55:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 48 states have (on average 1.4375) internal successors, (69), 48 states have internal predecessors, (69), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-12-02 13:55:37,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 115 transitions. [2023-12-02 13:55:37,236 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 115 transitions. Word has length 152 [2023-12-02 13:55:37,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:55:37,236 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 115 transitions. [2023-12-02 13:55:37,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-12-02 13:55:37,237 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2023-12-02 13:55:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 13:55:37,239 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:55:37,240 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:55:37,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:55:37,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:55:37,441 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:55:37,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:55:37,441 INFO L85 PathProgramCache]: Analyzing trace with hash 127351197, now seen corresponding path program 1 times [2023-12-02 13:55:37,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:55:37,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [97458587] [2023-12-02 13:55:37,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:37,442 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 [2023-12-02 13:55:37,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:55:37,443 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:55:37,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:55:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:38,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:55:38,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 13:55:40,031 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:55:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:55:40,972 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:55:40,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [97458587] [2023-12-02 13:55:40,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [97458587] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:55:40,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1317444351] [2023-12-02 13:55:40,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:40,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:55:40,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:55:40,992 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:55:40,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 13:55:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:41,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 13:55:41,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:41,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-12-02 13:55:41,903 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:55:41,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1317444351] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:55:41,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 13:55:41,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 7 [2023-12-02 13:55:41,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833828861] [2023-12-02 13:55:41,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:55:41,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 13:55:41,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:55:41,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 13:55:41,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 13:55:41,907 INFO L87 Difference]: Start difference. First operand 73 states and 115 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-12-02 13:55:44,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:55:46,507 WARN L539 Checker$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 [] [2023-12-02 13:55:48,510 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 [] [2023-12-02 13:55:49,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:55:49,074 INFO L93 Difference]: Finished difference Result 178 states and 276 transitions. [2023-12-02 13:55:49,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 13:55:49,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2023-12-02 13:55:49,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:55:49,079 INFO L225 Difference]: With dead ends: 178 [2023-12-02 13:55:49,079 INFO L226 Difference]: Without dead ends: 106 [2023-12-02 13:55:49,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 446 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 13:55:49,082 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 40 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:55:49,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 207 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-12-02 13:55:49,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-12-02 13:55:49,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 103. [2023-12-02 13:55:49,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 75 states have (on average 1.44) internal successors, (108), 76 states have internal predecessors, (108), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-12-02 13:55:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 158 transitions. [2023-12-02 13:55:49,101 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 158 transitions. Word has length 152 [2023-12-02 13:55:49,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:55:49,102 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 158 transitions. [2023-12-02 13:55:49,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-12-02 13:55:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 158 transitions. [2023-12-02 13:55:49,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 13:55:49,106 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:55:49,106 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:55:49,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 13:55:49,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:55:49,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:55:49,507 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:55:49,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:55:49,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1356871871, now seen corresponding path program 1 times [2023-12-02 13:55:49,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:55:49,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [153900592] [2023-12-02 13:55:49,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:49,509 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 [2023-12-02 13:55:49,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:55:49,510 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:55:49,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 13:55:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:50,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:55:50,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:51,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-12-02 13:55:51,857 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:55:52,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:55:52,694 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:55:52,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [153900592] [2023-12-02 13:55:52,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [153900592] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:55:52,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1465705264] [2023-12-02 13:55:52,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:52,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:55:52,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:55:52,696 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:55:52,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 13:55:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:54,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:55:54,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:56,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-12-02 13:55:56,210 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:55:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:55:56,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1465705264] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:55:56,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [536875165] [2023-12-02 13:55:56,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:55:56,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:55:56,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:55:56,916 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:55:56,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 13:55:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:55:57,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:55:57,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:55:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-12-02 13:55:58,902 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:55:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:55:59,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [536875165] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:55:59,628 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 13:55:59,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 13:55:59,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420173566] [2023-12-02 13:55:59,629 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 13:55:59,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 13:55:59,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:55:59,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 13:55:59,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 13:55:59,631 INFO L87 Difference]: Start difference. First operand 103 states and 158 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-12-02 13:56:03,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:56:05,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:56:07,357 WARN L539 Checker$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 [] [2023-12-02 13:56:07,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:56:07,711 INFO L93 Difference]: Finished difference Result 222 states and 333 transitions. [2023-12-02 13:56:07,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 13:56:07,712 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 153 [2023-12-02 13:56:07,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:56:07,716 INFO L225 Difference]: With dead ends: 222 [2023-12-02 13:56:07,716 INFO L226 Difference]: Without dead ends: 120 [2023-12-02 13:56:07,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 916 GetRequests, 904 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 13:56:07,719 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 83 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 17 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-12-02 13:56:07,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 206 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 170 Invalid, 3 Unknown, 0 Unchecked, 7.9s Time] [2023-12-02 13:56:07,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-12-02 13:56:07,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 117. [2023-12-02 13:56:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 85 states have internal predecessors, (113), 29 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 27 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 13:56:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 171 transitions. [2023-12-02 13:56:07,735 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 171 transitions. Word has length 153 [2023-12-02 13:56:07,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:56:07,736 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 171 transitions. [2023-12-02 13:56:07,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-12-02 13:56:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 171 transitions. [2023-12-02 13:56:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 13:56:07,740 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:07,740 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:07,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 13:56:07,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-12-02 13:56:08,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 13:56:08,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:08,341 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:08,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:08,341 INFO L85 PathProgramCache]: Analyzing trace with hash 474718011, now seen corresponding path program 1 times [2023-12-02 13:56:08,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:08,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2069928929] [2023-12-02 13:56:08,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:08,342 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 [2023-12-02 13:56:08,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:08,343 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:08,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 13:56:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:09,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:56:09,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 13:56:10,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:56:11,767 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:56:11,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2069928929] [2023-12-02 13:56:11,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2069928929] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:11,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1528008021] [2023-12-02 13:56:11,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:11,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:11,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:56:11,769 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:56:11,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 13:56:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:14,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:56:14,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 13:56:15,562 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:16,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:56:16,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1528008021] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:16,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279522624] [2023-12-02 13:56:16,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:16,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:56:16,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:56:16,303 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:56:16,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 13:56:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:17,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 13:56:17,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:18,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-12-02 13:56:18,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 13:56:19,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279522624] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:19,135 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 13:56:19,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 13:56:19,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375090736] [2023-12-02 13:56:19,136 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 13:56:19,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 13:56:19,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:56:19,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 13:56:19,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 13:56:19,139 INFO L87 Difference]: Start difference. First operand 117 states and 171 transitions. Second operand has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-12-02 13:56:22,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:56:24,859 WARN L539 Checker$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 [] [2023-12-02 13:56:26,863 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 [] [2023-12-02 13:56:26,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:56:26,865 INFO L93 Difference]: Finished difference Result 205 states and 292 transitions. [2023-12-02 13:56:27,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 13:56:27,021 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 153 [2023-12-02 13:56:27,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:56:27,024 INFO L225 Difference]: With dead ends: 205 [2023-12-02 13:56:27,024 INFO L226 Difference]: Without dead ends: 100 [2023-12-02 13:56:27,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 916 GetRequests, 904 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 13:56:27,026 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 79 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 14 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-12-02 13:56:27,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 179 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2023-12-02 13:56:27,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-12-02 13:56:27,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2023-12-02 13:56:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 64 states have (on average 1.234375) internal successors, (79), 65 states have internal predecessors, (79), 27 states have call successors, (27), 6 states have call predecessors, (27), 6 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-02 13:56:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2023-12-02 13:56:27,040 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 153 [2023-12-02 13:56:27,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:56:27,041 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2023-12-02 13:56:27,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-12-02 13:56:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2023-12-02 13:56:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 13:56:27,044 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:27,044 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:27,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 13:56:27,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 13:56:27,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 13:56:27,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:56:27,645 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:27,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:27,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1986625618, now seen corresponding path program 1 times [2023-12-02 13:56:27,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:27,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918469649] [2023-12-02 13:56:27,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:27,646 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 [2023-12-02 13:56:27,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:27,647 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:27,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1aecb5e-3ec0-4673-8f07-2537bd3d7ed1/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-12-02 13:56:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:29,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 13:56:29,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:58:44,842 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (fp.geq c_~var_1_14~0 .cse4) (fp.geq c_~var_1_15~0 .cse4) (fp.geq c_~var_1_6~0 .cse5) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse6) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse5) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse4) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse6) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 13:58:46,881 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (fp.geq c_~var_1_14~0 .cse4) (fp.geq c_~var_1_15~0 .cse4) (fp.geq c_~var_1_6~0 .cse5) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse6) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse5) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse4) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse6) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:00:05,228 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_11~0 (_ bv0 32)) (fp.geq c_~var_1_14~0 .cse4) (fp.geq c_~var_1_15~0 .cse4) (fp.geq c_~var_1_6~0 .cse5) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse6) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse5) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse4) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse6) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:00:07,266 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_11~0 (_ bv0 32)) (fp.geq c_~var_1_14~0 .cse4) (fp.geq c_~var_1_15~0 .cse4) (fp.geq c_~var_1_6~0 .cse5) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse6) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse5) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse4) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse6) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:01:48,310 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_11~0 (_ bv0 32)) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:01:50,348 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_11~0 (_ bv0 32)) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:03:53,678 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_16~0)) (= c_~var_1_11~0 (_ bv0 32)) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (= c_~var_1_36~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_14~0)) (= c_~var_1_25~0 c_~var_1_37~0) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:03:55,728 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_16~0)) (= c_~var_1_11~0 (_ bv0 32)) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (= c_~var_1_36~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_14~0)) (= c_~var_1_25~0 c_~var_1_37~0) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:10:05,109 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_16~0)) (= c_~var_1_11~0 (_ bv0 32)) (= ((_ sign_extend 8) c_~var_1_24~0) c_~var_1_23~0) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (= c_~var_1_36~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_14~0)) (= c_~var_1_25~0 c_~var_1_37~0) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:10:07,160 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode (/ 33.0 4.0)))) (let ((.cse0 (fp.mul c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse1 (fp.lt .cse2 c_~last_1_var_1_22~0))) (or (and (fp.geq c_~last_1_var_1_22~0 .cse0) (not .cse1)) (and (fp.geq .cse2 .cse0) .cse1)))) (fp.leq c_~var_1_15~0 .cse3) (= c_~var_1_21~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4999999999999999.0 25000000000000000.0))) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (fp.lt (fp.neg c_~last_1_var_1_27~0) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_7~0)) (= c_~var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_16~0)) (= c_~var_1_11~0 (_ bv0 32)) (= ((_ sign_extend 8) c_~var_1_24~0) c_~var_1_23~0) (let ((.cse4 (= c_~var_1_31~0 (_ bv0 8)))) (or (and (not .cse4) (= c_~var_1_30~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_30~0) .cse4))) (fp.geq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_15~0 .cse5) (fp.geq c_~var_1_6~0 .cse6) (bvsge ((_ zero_extend 24) c_~var_1_10~0) (_ bv1 32)) (= c_~var_1_36~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_14~0)) (= c_~var_1_25~0 c_~var_1_37~0) (fp.leq c_~var_1_6~0 .cse7) (fp.leq c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_7~0 .cse6) (= ((_ extract 15 0) (bvadd ((_ zero_extend 24) c_~last_1_var_1_37~0) ((_ sign_extend 24) c_~var_1_25~0) (_ bv164 32))) c_~var_1_28~0) (fp.geq c_~var_1_16~0 .cse5) (= (_ bv1 8) c_~var_1_8~0) (fp.leq c_~var_1_14~0 .cse3) (fp.leq c_~var_1_7~0 .cse7) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true