./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.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_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91 --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 8199685002a0df942892d6a5ff20b8bdbefeae7c66e10079b184303402f3c12f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:08:02,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:08:02,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:08:02,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:08:02,624 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:08:02,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:08:02,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:08:02,655 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:08:02,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:08:02,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:08:02,657 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:08:02,658 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:08:02,659 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:08:02,659 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:08:02,660 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:08:02,661 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:08:02,661 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:08:02,662 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:08:02,662 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:08:02,663 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:08:02,664 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:08:02,665 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:08:02,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:08:02,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:08:02,667 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:08:02,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:08:02,668 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:08:02,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:08:02,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:08:02,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:08:02,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:08:02,671 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:08:02,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:08:02,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:08:02,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:08:02,673 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:08:02,674 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:08:02,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:02,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:08:02,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:08:02,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:08:02,677 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:08:02,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:08:02,678 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:08:02,678 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:08:02,679 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:08:02,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:08:02,680 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_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8199685002a0df942892d6a5ff20b8bdbefeae7c66e10079b184303402f3c12f [2023-11-25 00:08:02,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:08:03,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:08:03,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:08:03,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:08:03,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:08:03,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:06,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:08:06,513 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:08:06,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:06,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/ff7f75fe9/528dec1b76494052a36c61c63bba1218/FLAG55dbb59dc [2023-11-25 00:08:06,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/ff7f75fe9/528dec1b76494052a36c61c63bba1218 [2023-11-25 00:08:06,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:08:06,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:08:06,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:06,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:08:06,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:08:06,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:06" (1/1) ... [2023-11-25 00:08:06,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f5bb0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:06, skipping insertion in model container [2023-11-25 00:08:06,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:06" (1/1) ... [2023-11-25 00:08:06,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:08:06,812 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_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i[916,929] [2023-11-25 00:08:06,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:06,937 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:08:06,950 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_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i[916,929] [2023-11-25 00:08:07,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:07,035 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:08:07,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07 WrapperNode [2023-11-25 00:08:07,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:07,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:07,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:08:07,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:08:07,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,151 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 266 [2023-11-25 00:08:07,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:07,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:08:07,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:08:07,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:08:07,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:08:07,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:08:07,241 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:08:07,241 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:08:07,242 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (1/1) ... [2023-11-25 00:08:07,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:07,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:07,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:08:07,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:08:07,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:08:07,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:08:07,351 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:08:07,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:08:07,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:08:07,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:08:07,499 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:08:07,501 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:08:08,182 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:08:08,793 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:08:08,794 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:08:08,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:08 BoogieIcfgContainer [2023-11-25 00:08:08,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:08:08,799 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:08:08,799 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:08:08,803 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:08:08,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:08:06" (1/3) ... [2023-11-25 00:08:08,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3035569f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:08, skipping insertion in model container [2023-11-25 00:08:08,805 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:07" (2/3) ... [2023-11-25 00:08:08,805 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3035569f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:08, skipping insertion in model container [2023-11-25 00:08:08,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:08" (3/3) ... [2023-11-25 00:08:08,807 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:08,831 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:08:08,831 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:08:08,912 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:08:08,920 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;@2d0f527a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:08:08,920 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:08:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:08:08,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-25 00:08:08,940 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:08,941 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:08:08,941 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:08,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:08,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1354793291, now seen corresponding path program 1 times [2023-11-25 00:08:08,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:08:08,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349780447] [2023-11-25 00:08:08,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:08,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:08:09,300 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:08:09,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [466385376] [2023-11-25 00:08:09,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:09,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:08:09,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:09,305 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:08:09,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:08:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:08:09,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:08:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:08:10,136 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:08:10,138 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:08:10,139 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:08:10,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:10,349 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:08:10,358 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:08:10,362 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:08:10,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:08:10 BoogieIcfgContainer [2023-11-25 00:08:10,550 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:08:10,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:08:10,551 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:08:10,551 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:08:10,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:08" (3/4) ... [2023-11-25 00:08:10,554 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:08:10,556 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:08:10,558 INFO L158 Benchmark]: Toolchain (without parser) took 4010.85ms. Allocated memory was 134.2MB in the beginning and 213.9MB in the end (delta: 79.7MB). Free memory was 69.9MB in the beginning and 126.8MB in the end (delta: -56.9MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-25 00:08:10,558 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:08:10,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.76ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 69.7MB in the beginning and 136.4MB in the end (delta: -66.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-25 00:08:10,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.30ms. Allocated memory is still 178.3MB. Free memory was 136.4MB in the beginning and 129.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-25 00:08:10,568 INFO L158 Benchmark]: Boogie Preprocessor took 86.92ms. Allocated memory is still 178.3MB. Free memory was 129.3MB in the beginning and 125.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:08:10,569 INFO L158 Benchmark]: RCFGBuilder took 1555.50ms. Allocated memory is still 178.3MB. Free memory was 125.9MB in the beginning and 80.5MB in the end (delta: 45.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-25 00:08:10,569 INFO L158 Benchmark]: TraceAbstraction took 1751.36ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 127.9MB in the end (delta: -48.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:08:10,570 INFO L158 Benchmark]: Witness Printer took 5.24ms. Allocated memory is still 213.9MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:08:10,580 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 104.0MB in the beginning and 103.8MB in the end (delta: 125.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.76ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 69.7MB in the beginning and 136.4MB in the end (delta: -66.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.30ms. Allocated memory is still 178.3MB. Free memory was 136.4MB in the beginning and 129.3MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.92ms. Allocated memory is still 178.3MB. Free memory was 129.3MB in the beginning and 125.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1555.50ms. Allocated memory is still 178.3MB. Free memory was 125.9MB in the beginning and 80.5MB in the end (delta: 45.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1751.36ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 127.9MB in the end (delta: -48.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.24ms. Allocated memory is still 213.9MB. Free memory is still 126.8MB. 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 shiftRight at line 120, overapproximation of shiftLeft at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 203, overapproximation of bitwiseOr at line 87, overapproximation of someUnaryDOUBLEoperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryArithmeticFLOAToperation at line 115. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 31.7; [L23] double var_1_3 = 1.0350000000000001; [L24] unsigned short int var_1_4 = 8; [L25] signed short int var_1_12 = -128; [L26] signed short int var_1_13 = 8; [L27] float var_1_14 = 9.6; [L28] signed long int var_1_15 = -5; [L29] float var_1_16 = 128.6; [L30] double var_1_17 = 5.75; [L31] double var_1_18 = 1.25; [L32] float var_1_19 = 100.4; [L33] float var_1_20 = 64.5; [L34] double var_1_21 = 5.4; [L35] unsigned short int var_1_22 = 256; [L36] signed short int var_1_23 = 16; [L37] unsigned char var_1_24 = 128; [L38] unsigned char var_1_25 = 10; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 0; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 8; [L44] unsigned char var_1_31 = 128; [L45] unsigned char var_1_32 = 128; [L46] unsigned char var_1_33 = 128; [L47] unsigned char var_1_34 = 1; [L48] unsigned char var_1_35 = 0; [L49] unsigned char var_1_36 = 64; [L50] signed long int var_1_37 = 10; [L51] unsigned short int var_1_38 = 25; [L52] unsigned short int var_1_39 = 59136; [L53] unsigned short int var_1_40 = 43689; [L54] double var_1_41 = 4.1; [L55] signed short int last_1_var_1_12 = -128; [L56] signed long int last_1_var_1_15 = -5; [L57] signed short int last_1_var_1_23 = 16; [L58] unsigned char last_1_var_1_26 = 1; [L59] unsigned char last_1_var_1_30 = 8; [L60] signed long int last_1_var_1_37 = 10; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_26 = var_1_26 [L199] last_1_var_1_30 = var_1_30 [L200] last_1_var_1_37 = var_1_37 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=8, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=8, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L143] var_1_13 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_13 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_13 >= -32766) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L145] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_17=23/4, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L146] var_1_17 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_18=5/4, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L148] var_1_18 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_19=502/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L150] var_1_19 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_20=129/2, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L152] var_1_20 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L154] var_1_24 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_24 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_24 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L156] CALL assume_abort_if_not(var_1_24 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_24 <= 255) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=10, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L159] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L160] var_1_27 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L162] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L163] var_1_28 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L165] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L166] var_1_29 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L168] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=128, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L169] var_1_31 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_31 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_31 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L171] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=128, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L174] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=128, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L175] var_1_33 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L177] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=1, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L178] var_1_34 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L180] CALL assume_abort_if_not(var_1_34 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 <= 64) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L183] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=64, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 >= 63) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L186] CALL assume_abort_if_not(var_1_36 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 <= 127) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=59136, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L187] var_1_39 = __VERIFIER_nondet_ushort() [L188] CALL assume_abort_if_not(var_1_39 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_39 >= 49150) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L189] CALL assume_abort_if_not(var_1_39 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_39 <= 65534) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=43689, var_1_41=41/10, var_1_4=8] [L190] var_1_40 = __VERIFIER_nondet_ushort() [L191] CALL assume_abort_if_not(var_1_40 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_40 >= 32767) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L192] CALL assume_abort_if_not(var_1_40 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_40 <= 65534) VAL [isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=48/5, var_1_15=-5, var_1_16=643/5, var_1_1=317/10, var_1_21=27/5, var_1_22=256, var_1_23=16, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=8, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=25, var_1_39=65532, var_1_40=65534, var_1_41=41/10, var_1_4=8] [L211] RET updateVariables() [L212] CALL step() [L64] signed long int stepLocal_0 = last_1_var_1_23; [L65] COND FALSE !(! last_1_var_1_26) [L72] var_1_4 = last_1_var_1_12 [L74] COND TRUE var_1_18 < var_1_19 [L75] var_1_38 = ((((((var_1_39 - last_1_var_1_15) - var_1_35)) > ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30)))))) ? (((var_1_39 - last_1_var_1_15) - var_1_35)) : ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30))))))) [L87] EXPR (~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30) [L87] signed long int stepLocal_3 = (~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30); [L88] COND TRUE stepLocal_3 > 8 [L89] COND TRUE \read(var_1_27) [L90] var_1_26 = (var_1_28 && var_1_29) [L93] COND FALSE !(last_1_var_1_26 && (last_1_var_1_37 > var_1_13)) [L96] COND TRUE \read(last_1_var_1_26) [L97] COND TRUE var_1_3 >= ((((- var_1_18) < 0 ) ? -(- var_1_18) : (- var_1_18))) [L98] var_1_30 = (var_1_31 - (var_1_36 - var_1_35)) [L104] COND TRUE \read(var_1_26) [L105] var_1_1 = (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) [L109] COND TRUE \read(var_1_26) [L110] var_1_14 = var_1_3 [L112] var_1_21 = ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) [L113] var_1_41 = 16.625 [L114] COND FALSE !((var_1_17 - var_1_18) > var_1_21) [L117] COND FALSE !(var_1_30 >= var_1_4) [L120] EXPR var_1_30 >> var_1_38 [L120] signed long int stepLocal_2 = var_1_30 >> var_1_38; [L121] COND TRUE (var_1_24 - var_1_25) > stepLocal_2 [L122] var_1_23 = (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))) [L124] unsigned short int stepLocal_4 = var_1_38; [L125] COND FALSE !(stepLocal_4 > ((var_1_24 + var_1_36) - var_1_30)) [L128] EXPR var_1_30 << var_1_37 [L128] COND TRUE 0 <= (var_1_30 << var_1_37) [L129] COND TRUE var_1_20 > var_1_41 [L130] var_1_22 = var_1_30 [L133] unsigned char stepLocal_1 = var_1_30; [L134] COND FALSE !(stepLocal_1 < var_1_22) [L137] var_1_15 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1) [L203] EXPR ((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1) [L203] EXPR (((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1)) && ((((~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30)) > 8) ? (var_1_27 ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : 1) : 1) [L203-L204] return (((((((((((((var_1_26 ? (var_1_1 == ((double) (4.2 - ((((9.5) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (9.5) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) : (var_1_1 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((! last_1_var_1_26) ? (((((((32 * last_1_var_1_12)) > (last_1_var_1_12)) ? ((32 * last_1_var_1_12)) : (last_1_var_1_12))) <= last_1_var_1_23) ? (var_1_4 == ((unsigned short int) ((last_1_var_1_12 + (last_1_var_1_12 + last_1_var_1_30)) + ((((last_1_var_1_30) > (last_1_var_1_30)) ? (last_1_var_1_30) : (last_1_var_1_30)))))) : (var_1_4 == ((unsigned short int) last_1_var_1_30))) : (var_1_4 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_30 >= var_1_4) ? (var_1_12 == ((signed short int) ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) : 1)) && (var_1_26 ? (var_1_14 == ((float) var_1_3)) : 1)) && ((var_1_30 < var_1_22) ? (var_1_15 == ((signed long int) (var_1_4 + 1))) : (var_1_15 == ((signed long int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) && (((var_1_17 - var_1_18) > var_1_21) ? (var_1_16 == ((float) (var_1_19 + var_1_20))) : 1)) && (var_1_21 == ((double) ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) && ((0 <= (var_1_30 << var_1_37)) ? ((var_1_20 > var_1_41) ? (var_1_22 == ((unsigned short int) var_1_30)) : 1) : 1)) && (((var_1_24 - var_1_25) > (var_1_30 >> var_1_38)) ? (var_1_23 == ((signed short int) (((((var_1_25 - var_1_30)) > (var_1_38)) ? ((var_1_25 - var_1_30)) : (var_1_38))))) : 1)) && ((((~ last_1_var_1_15) | (last_1_var_1_23 * last_1_var_1_30)) > 8) ? (var_1_27 ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : 1) : 1)) && ((last_1_var_1_26 && (last_1_var_1_37 > var_1_13)) ? (var_1_30 == ((unsigned char) (((((var_1_31) < (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33))))) ? (var_1_31) : (((((var_1_32) > (var_1_33)) ? (var_1_32) : (var_1_33)))))) - ((((var_1_25) > ((var_1_34 + var_1_35))) ? (var_1_25) : ((var_1_34 + var_1_35))))))) : (last_1_var_1_26 ? ((var_1_3 >= ((((- var_1_18) < 0 ) ? -(- var_1_18) : (- var_1_18)))) ? (var_1_30 == ((unsigned char) (var_1_31 - (var_1_36 - var_1_35)))) : (var_1_30 == ((unsigned char) (((((8) < 0 ) ? -(8) : (8))) + var_1_36)))) : 1))) && ((var_1_38 > ((var_1_24 + var_1_36) - var_1_30)) ? (var_1_37 == ((signed long int) var_1_24)) : 1)) && ((var_1_18 < var_1_19) ? (var_1_38 == ((unsigned short int) ((((((var_1_39 - last_1_var_1_15) - var_1_35)) > ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30)))))) ? (((var_1_39 - last_1_var_1_15) - var_1_35)) : ((var_1_40 - ((((last_1_var_1_30) < 0 ) ? -(last_1_var_1_30) : (last_1_var_1_30))))))))) : (var_1_29 ? ((! last_1_var_1_26) ? (var_1_38 == ((unsigned short int) last_1_var_1_30)) : (var_1_38 == ((unsigned short int) last_1_var_1_30))) : (var_1_38 == ((unsigned short int) last_1_var_1_15))))) && (var_1_41 == ((double) 16.625)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=2, var_1_15=0, var_1_16=643/5, var_1_1=0, var_1_21=3, var_1_22=0, var_1_23=127, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=1, var_1_39=65532, var_1_3=2, var_1_40=65534, var_1_41=133/8, var_1_4=65408] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=-128, last_1_var_1_15=-5, last_1_var_1_23=16, last_1_var_1_26=1, last_1_var_1_30=8, last_1_var_1_37=10, var_1_12=-128, var_1_13=10, var_1_14=2, var_1_15=0, var_1_16=643/5, var_1_1=0, var_1_21=3, var_1_22=0, var_1_23=127, var_1_24=128, var_1_25=127, var_1_26=1, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=127, var_1_32=254, var_1_33=253, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=10, var_1_38=1, var_1_39=65532, var_1_3=2, var_1_40=65534, var_1_41=133/8, var_1_4=65408] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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 [2023-11-25 00:08:10,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91 --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 8199685002a0df942892d6a5ff20b8bdbefeae7c66e10079b184303402f3c12f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:08:13,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:08:13,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:08:13,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:08:13,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:08:13,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:08:13,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:08:13,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:08:13,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:08:13,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:08:13,688 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:08:13,689 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:08:13,690 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:08:13,690 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:08:13,691 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:08:13,692 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:08:13,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:08:13,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:08:13,694 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:08:13,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:08:13,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:08:13,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:08:13,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:08:13,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:08:13,699 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:08:13,700 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:08:13,700 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:08:13,701 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:08:13,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:08:13,702 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:08:13,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:08:13,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:08:13,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:08:13,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:08:13,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:13,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:08:13,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:08:13,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:08:13,707 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:08:13,708 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:13,708 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:08:13,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:08:13,713 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:08:13,713 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:08:13,713 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_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8199685002a0df942892d6a5ff20b8bdbefeae7c66e10079b184303402f3c12f [2023-11-25 00:08:14,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:08:14,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:08:14,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:08:14,207 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:08:14,208 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:08:14,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:17,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:08:17,863 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:08:17,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:17,889 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/2fb1a5758/0326331d0ebb46839dfe505408528cbe/FLAGe923526ba [2023-11-25 00:08:17,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/data/2fb1a5758/0326331d0ebb46839dfe505408528cbe [2023-11-25 00:08:17,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:08:17,911 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:08:17,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:17,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:08:17,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:08:17,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:17" (1/1) ... [2023-11-25 00:08:17,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46855ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:17, skipping insertion in model container [2023-11-25 00:08:17,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:08:17" (1/1) ... [2023-11-25 00:08:17,969 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:08:18,159 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_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i[916,929] [2023-11-25 00:08:18,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:18,299 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:08:18,328 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_0567cd13-7514-4107-a693-32242878a6fa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-70.i[916,929] [2023-11-25 00:08:18,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:08:18,491 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:08:18,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18 WrapperNode [2023-11-25 00:08:18,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:08:18,501 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:18,501 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:08:18,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:08:18,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,624 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-25 00:08:18,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:08:18,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:08:18,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:08:18,626 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:08:18,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:08:18,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:08:18,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:08:18,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:08:18,715 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (1/1) ... [2023-11-25 00:08:18,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:08:18,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:18,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:08:18,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:08:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:08:18,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:08:18,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:08:18,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:08:18,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:08:18,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:08:18,953 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:08:18,958 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:08:22,590 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:08:22,666 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:08:22,667 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:08:22,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:22 BoogieIcfgContainer [2023-11-25 00:08:22,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:08:22,672 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:08:22,673 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:08:22,677 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:08:22,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:08:17" (1/3) ... [2023-11-25 00:08:22,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355e9321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:22, skipping insertion in model container [2023-11-25 00:08:22,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:08:18" (2/3) ... [2023-11-25 00:08:22,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@355e9321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:08:22, skipping insertion in model container [2023-11-25 00:08:22,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:08:22" (3/3) ... [2023-11-25 00:08:22,682 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-70.i [2023-11-25 00:08:22,702 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:08:22,702 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:08:22,773 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:08:22,780 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;@1f32a80f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:08:22,781 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:08:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:08:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-25 00:08:22,806 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:22,806 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:08:22,807 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:22,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:22,813 INFO L85 PathProgramCache]: Analyzing trace with hash 573416257, now seen corresponding path program 1 times [2023-11-25 00:08:22,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:22,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1771662647] [2023-11-25 00:08:22,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:22,828 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 [2023-11-25 00:08:22,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:22,835 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:08:22,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:23,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:23,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:08:23,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2023-11-25 00:08:23,560 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:23,561 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:23,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1771662647] [2023-11-25 00:08:23,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1771662647] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:23,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:23,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:08:23,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294222285] [2023-11-25 00:08:23,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:23,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:08:23,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:23,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:08:23,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:08:23,618 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:08:25,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:25,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:25,822 INFO L93 Difference]: Finished difference Result 175 states and 317 transitions. [2023-11-25 00:08:25,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:08:25,854 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2023-11-25 00:08:25,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:25,862 INFO L225 Difference]: With dead ends: 175 [2023-11-25 00:08:25,863 INFO L226 Difference]: Without dead ends: 87 [2023-11-25 00:08:25,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:08:25,871 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:25,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-25 00:08:25,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-25 00:08:25,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-25 00:08:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-25 00:08:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-25 00:08:25,942 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 206 [2023-11-25 00:08:25,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:25,943 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-25 00:08:25,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:08:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-25 00:08:25,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-25 00:08:25,949 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:25,949 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:08:25,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:26,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:26,164 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:26,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:26,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1363881607, now seen corresponding path program 1 times [2023-11-25 00:08:26,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:26,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285280037] [2023-11-25 00:08:26,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:26,166 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 [2023-11-25 00:08:26,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:26,168 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:08:26,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:26,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-25 00:08:26,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:08:30,632 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:30,633 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:30,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285280037] [2023-11-25 00:08:30,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285280037] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:30,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:30,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-25 00:08:30,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846006300] [2023-11-25 00:08:30,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:30,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:08:30,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:30,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:08:30,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:08:30,645 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:08:33,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:36,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:36,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:36,144 INFO L93 Difference]: Finished difference Result 273 states and 435 transitions. [2023-11-25 00:08:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-25 00:08:36,195 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 206 [2023-11-25 00:08:36,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:36,199 INFO L225 Difference]: With dead ends: 273 [2023-11-25 00:08:36,201 INFO L226 Difference]: Without dead ends: 187 [2023-11-25 00:08:36,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:08:36,206 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 135 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 67 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:36,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 510 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 64 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2023-11-25 00:08:36,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-25 00:08:36,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 151. [2023-11-25 00:08:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 82 states have (on average 1.3048780487804879) internal successors, (107), 82 states have internal predecessors, (107), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-25 00:08:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 239 transitions. [2023-11-25 00:08:36,284 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 239 transitions. Word has length 206 [2023-11-25 00:08:36,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:36,285 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 239 transitions. [2023-11-25 00:08:36,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:08:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2023-11-25 00:08:36,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-25 00:08:36,290 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:36,291 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:08:36,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-25 00:08:36,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:36,504 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:36,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:36,504 INFO L85 PathProgramCache]: Analyzing trace with hash -680249921, now seen corresponding path program 1 times [2023-11-25 00:08:36,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:36,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1651464786] [2023-11-25 00:08:36,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:36,506 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 [2023-11-25 00:08:36,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:36,535 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:08:36,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-25 00:08:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:37,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-25 00:08:37,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-25 00:08:38,337 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:08:38,337 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:38,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1651464786] [2023-11-25 00:08:38,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1651464786] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:08:38,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:08:38,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-25 00:08:38,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855832181] [2023-11-25 00:08:38,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:08:38,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-25 00:08:38,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:38,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-25 00:08:38,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-25 00:08:38,343 INFO L87 Difference]: Start difference. First operand 151 states and 239 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:08:40,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:42,902 WARN L539 Checker$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 [] [2023-11-25 00:08:44,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:47,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:47,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:08:47,208 INFO L93 Difference]: Finished difference Result 428 states and 677 transitions. [2023-11-25 00:08:47,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-25 00:08:47,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2023-11-25 00:08:47,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:08:47,248 INFO L225 Difference]: With dead ends: 428 [2023-11-25 00:08:47,248 INFO L226 Difference]: Without dead ends: 342 [2023-11-25 00:08:47,249 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-25 00:08:47,251 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 262 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 133 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 630 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-25 00:08:47,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 630 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 32 Invalid, 3 Unknown, 0 Unchecked, 8.7s Time] [2023-11-25 00:08:47,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2023-11-25 00:08:47,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 254. [2023-11-25 00:08:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 151 states have (on average 1.390728476821192) internal successors, (210), 151 states have internal predecessors, (210), 99 states have call successors, (99), 3 states have call predecessors, (99), 3 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2023-11-25 00:08:47,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 408 transitions. [2023-11-25 00:08:47,339 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 408 transitions. Word has length 207 [2023-11-25 00:08:47,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:08:47,340 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 408 transitions. [2023-11-25 00:08:47,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-25 00:08:47,341 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 408 transitions. [2023-11-25 00:08:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-25 00:08:47,344 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:08:47,346 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:08:47,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:08:47,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:47,564 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:08:47,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:08:47,565 INFO L85 PathProgramCache]: Analyzing trace with hash 20814657, now seen corresponding path program 1 times [2023-11-25 00:08:47,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:08:47,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1689264673] [2023-11-25 00:08:47,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:47,566 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 [2023-11-25 00:08:47,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:08:47,567 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-25 00:08:47,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-25 00:08:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:48,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:08:48,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-11-25 00:08:48,937 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:08:49,144 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:08:49,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1689264673] [2023-11-25 00:08:49,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1689264673] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:08:49,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [65412277] [2023-11-25 00:08:49,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:49,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:08:49,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:08:49,153 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:08:49,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-25 00:08:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:51,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-25 00:08:51,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-11-25 00:08:51,782 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:08:51,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [65412277] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:08:51,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890126900] [2023-11-25 00:08:51,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:08:51,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:08:51,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:08:51,937 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:08:51,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0567cd13-7514-4107-a693-32242878a6fa/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-25 00:08:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:08:52,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-25 00:08:52,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:08:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 746 proven. 75 refuted. 0 times theorem prover too weak. 1291 trivial. 0 not checked. [2023-11-25 00:08:52,958 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:08:53,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890126900] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:08:53,095 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-25 00:08:53,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2023-11-25 00:08:53,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806491714] [2023-11-25 00:08:53,096 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-25 00:08:53,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-25 00:08:53,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:08:53,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-25 00:08:53,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-25 00:08:53,098 INFO L87 Difference]: Start difference. First operand 254 states and 408 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-25 00:08:56,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:08:58,176 WARN L539 Checker$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 [] [2023-11-25 00:08:59,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-25 00:09:01,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:09:01,022 INFO L93 Difference]: Finished difference Result 652 states and 1029 transitions. [2023-11-25 00:09:01,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-25 00:09:01,023 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2023-11-25 00:09:01,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted.