./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire --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 147a0d50514f505a92a3218109147c0100889f1227c2d49dcefa4ffd5356ad06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:43,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:43,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:31:43,641 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:43,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:43,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:43,683 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:43,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:43,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:43,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:43,691 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:43,691 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:43,692 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:43,694 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:31:43,694 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:43,695 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:43,695 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:31:43,695 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:31:43,696 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:43,697 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:31:43,697 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:31:43,698 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:31:43,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:43,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:43,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:31:43,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:31:43,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:31:43,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:43,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:43,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:43,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:43,704 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:31:43,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:43,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:43,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:43,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:43,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:43,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:43,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:43,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:43,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:43,707 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:31:43,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:31:43,707 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:43,708 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:43,708 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:43,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:43,709 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_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 147a0d50514f505a92a3218109147c0100889f1227c2d49dcefa4ffd5356ad06 [2023-11-23 20:31:44,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:44,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:44,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:44,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:44,074 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:44,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:31:47,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:47,395 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:47,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:31:47,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/e6f61f8f0/6708a5efd44a4ef1a82e3e115cfd8da1/FLAGfeaa144ec [2023-11-23 20:31:47,423 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/e6f61f8f0/6708a5efd44a4ef1a82e3e115cfd8da1 [2023-11-23 20:31:47,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:47,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:47,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:47,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:47,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:47,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1293ba46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47, skipping insertion in model container [2023-11-23 20:31:47,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,477 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:47,635 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_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i[916,929] [2023-11-23 20:31:47,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:47,739 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:47,759 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_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i[916,929] [2023-11-23 20:31:47,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:47,860 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:47,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47 WrapperNode [2023-11-23 20:31:47,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:47,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:47,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:47,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:47,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,947 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 245 [2023-11-23 20:31:47,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:47,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:47,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:47,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:47,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,965 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:47,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:48,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:48,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:48,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:48,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (1/1) ... [2023-11-23 20:31:48,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:48,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:48,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:48,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:31:48,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:31:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:31:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:48,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:48,213 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:48,216 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:48,869 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:49,257 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:49,257 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:31:49,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:49 BoogieIcfgContainer [2023-11-23 20:31:49,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:49,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:31:49,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:31:49,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:31:49,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:47" (1/3) ... [2023-11-23 20:31:49,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172faf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:49, skipping insertion in model container [2023-11-23 20:31:49,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:47" (2/3) ... [2023-11-23 20:31:49,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172faf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:49, skipping insertion in model container [2023-11-23 20:31:49,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:49" (3/3) ... [2023-11-23 20:31:49,272 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:31:49,293 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:31:49,293 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:31:49,339 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:31:49,345 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;@57aa2de1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:31:49,345 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:31:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 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) [2023-11-23 20:31:49,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-23 20:31:49,382 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:31:49,383 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, 1] [2023-11-23 20:31:49,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:31:49,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:31:49,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1405257235, now seen corresponding path program 1 times [2023-11-23 20:31:49,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:31:49,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594793337] [2023-11-23 20:31:49,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:31:49,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:49,744 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:31:49,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1593559870] [2023-11-23 20:31:49,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:31:49,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:31:49,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:49,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:31:49,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:31:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:50,183 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:31:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:31:50,605 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:31:50,608 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:31:50,610 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:31:50,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:31:50,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:31:50,825 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:31:50,829 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:31:50,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:31:50 BoogieIcfgContainer [2023-11-23 20:31:50,957 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:31:50,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:31:50,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:31:50,958 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:31:50,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:49" (3/4) ... [2023-11-23 20:31:50,961 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:31:50,962 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:31:50,964 INFO L158 Benchmark]: Toolchain (without parser) took 3536.26ms. Allocated memory is still 161.5MB. Free memory was 115.2MB in the beginning and 73.0MB in the end (delta: 42.1MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:50,964 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:50,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.62ms. Allocated memory is still 161.5MB. Free memory was 115.2MB in the beginning and 98.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:31:50,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.14ms. Allocated memory is still 161.5MB. Free memory was 98.9MB in the beginning and 94.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:31:50,967 INFO L158 Benchmark]: Boogie Preprocessor took 50.44ms. Allocated memory is still 161.5MB. Free memory was 94.7MB in the beginning and 92.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:50,968 INFO L158 Benchmark]: RCFGBuilder took 1259.94ms. Allocated memory is still 161.5MB. Free memory was 92.1MB in the beginning and 69.5MB in the end (delta: 22.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:50,968 INFO L158 Benchmark]: TraceAbstraction took 1695.66ms. Allocated memory is still 161.5MB. Free memory was 68.6MB in the beginning and 73.0MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:50,969 INFO L158 Benchmark]: Witness Printer took 4.71ms. Allocated memory is still 161.5MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:50,972 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.62ms. Allocated memory is still 161.5MB. Free memory was 115.2MB in the beginning and 98.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.14ms. Allocated memory is still 161.5MB. Free memory was 98.9MB in the beginning and 94.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.44ms. Allocated memory is still 161.5MB. Free memory was 94.7MB in the beginning and 92.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1259.94ms. Allocated memory is still 161.5MB. Free memory was 92.1MB in the beginning and 69.5MB in the end (delta: 22.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1695.66ms. Allocated memory is still 161.5MB. Free memory was 68.6MB in the beginning and 73.0MB in the end (delta: -4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.71ms. Allocated memory is still 161.5MB. Free memory is still 73.0MB. 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 someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryArithmeticDOUBLEoperation at line 71, overapproximation of bitwiseAnd at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned short int var_1_3 = 63223; [L24] unsigned short int var_1_4 = 63229; [L25] double var_1_6 = 0.5; [L26] double var_1_8 = 9.2; [L27] double var_1_9 = 0.875; [L28] double var_1_10 = 127.5; [L29] double var_1_11 = 100000000000000.5; [L30] double var_1_12 = 64.5; [L31] unsigned long int var_1_13 = 16; [L32] signed char var_1_14 = -128; [L33] signed char var_1_15 = 8; [L34] signed char var_1_16 = 0; [L35] signed char var_1_17 = 100; [L36] signed char var_1_18 = 16; [L37] signed char var_1_19 = 50; [L38] signed char var_1_20 = 0; [L39] signed char var_1_21 = -10; [L40] signed char var_1_23 = 16; [L41] signed char var_1_24 = 5; [L42] unsigned char var_1_25 = 0; [L43] unsigned long int var_1_26 = 3144733050; [L44] unsigned long int var_1_27 = 3793327297; [L45] unsigned char var_1_28 = 25; [L46] unsigned char var_1_29 = 128; [L47] double var_1_30 = 0.4; [L48] double var_1_31 = 999.8; [L49] double var_1_32 = 15.75; [L50] unsigned long int var_1_33 = 5; [L51] unsigned long int var_1_34 = 2432502595; [L52] unsigned char var_1_35 = 1; [L53] unsigned char var_1_37 = 0; [L54] signed short int var_1_38 = -4; [L55] signed char last_1_var_1_21 = -10; [L56] unsigned char last_1_var_1_25 = 0; [L57] unsigned char last_1_var_1_28 = 25; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L198] last_1_var_1_21 = var_1_21 [L199] last_1_var_1_25 = var_1_25 [L200] last_1_var_1_28 = var_1_28 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=63229, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=63229, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L145] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=63229, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=63229, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L146] var_1_4 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_4 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 32767) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L148] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_8=46/5, var_1_9=7/8] [L149] var_1_8 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_9=7/8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2, var_1_9=7/8] [L151] var_1_9 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_10=255/2, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L153] var_1_10 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_11=200000000000001/2, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L155] var_1_11 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_11 >= -230584.3009213691390e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 2305843.009213691390e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_12=129/2, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L157] var_1_12 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=8, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L159] var_1_15 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L161] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L162] var_1_16 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L164] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=100, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L165] var_1_17 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_17 >= 62) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 62) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L167] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=16, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L168] var_1_18 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L170] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=50, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L171] var_1_19 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L173] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L174] var_1_20 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L176] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=16, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L177] var_1_23 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L179] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=3144733050, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L180] var_1_26 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_26 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_26 >= 2147483647) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L182] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=3793327297, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L183] var_1_27 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L185] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_31=4999/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L186] var_1_31 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_32=63/4, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L188] var_1_32 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=2432502595, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L190] var_1_34 = __VERIFIER_nondet_ulong() [L191] CALL assume_abort_if_not(var_1_34 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 2147483647) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L192] CALL assume_abort_if_not(var_1_34 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L193] var_1_37 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L195] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=16, var_1_14=-128, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=100, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=5, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=25, var_1_29=128, var_1_30=2/5, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-4, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L211] RET updateVariables() [L212] CALL step() [L61] COND TRUE ! last_1_var_1_25 [L62] var_1_1 = (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) - (5 + last_1_var_1_28)) [L66] COND FALSE !(var_1_10 < (var_1_12 * var_1_9)) [L69] var_1_13 = ((((var_1_3) > (16u)) ? (var_1_3) : (16u))) [L71] var_1_30 = (((((var_1_10) > ((var_1_9 + var_1_31))) ? (var_1_10) : ((var_1_9 + var_1_31)))) - var_1_32) [L72] COND FALSE !(var_1_12 == (var_1_10 - ((((var_1_9) < (var_1_32)) ? (var_1_9) : (var_1_32))))) [L75] var_1_35 = ((var_1_30 < var_1_8) || (! var_1_37)) [L76] signed long int stepLocal_0 = - (- var_1_3); [L77] COND FALSE !(var_1_33 >= stepLocal_0) [L84] var_1_14 = (((((var_1_19 - 64)) < (var_1_15)) ? ((var_1_19 - 64)) : (var_1_15))) [L86] unsigned short int stepLocal_3 = var_1_3; [L87] unsigned short int stepLocal_2 = var_1_3; [L88] COND FALSE !((((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27))) - var_1_4) <= stepLocal_2) [L95] COND FALSE !(\read(var_1_25)) [L98] var_1_24 = var_1_17 [L100] unsigned short int stepLocal_4 = var_1_1; [L101] COND TRUE stepLocal_4 >= ((((var_1_33) < ((- var_1_3))) ? (var_1_33) : ((- var_1_3)))) [L102] COND FALSE !(\read(var_1_25)) [L106] COND FALSE !(var_1_4 <= var_1_29) [L115] var_1_28 = var_1_20 [L117] COND FALSE !(\read(var_1_25)) [L124] unsigned char stepLocal_1 = var_1_28 <= var_1_4; [L125] COND FALSE !(var_1_9 <= var_1_30) [L132] COND FALSE !((var_1_18 - var_1_19) < ((var_1_17 / var_1_3) * var_1_33)) [L139] var_1_38 = var_1_21 [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR ((((((((! last_1_var_1_25) ? (var_1_1 == ((unsigned short int) (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) - (5 + last_1_var_1_28)))) : (var_1_1 == ((unsigned short int) var_1_3))) && (var_1_25 ? (((var_1_28 + var_1_3) >= var_1_29) ? (var_1_6 == ((double) (var_1_8 + (var_1_9 - var_1_10)))) : (var_1_6 == ((double) ((var_1_11 + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) + (8.25 - var_1_9))))) : 1)) && ((var_1_10 < (var_1_12 * var_1_9)) ? (var_1_13 == ((unsigned long int) var_1_3)) : (var_1_13 == ((unsigned long int) ((((var_1_3) > (16u)) ? (var_1_3) : (16u))))))) && ((var_1_33 >= (- (- var_1_3))) ? (var_1_35 ? (var_1_14 == ((signed char) (var_1_15 - var_1_16))) : (var_1_14 == ((signed char) ((var_1_17 - var_1_18) - (var_1_19 + var_1_20))))) : (var_1_14 == ((signed char) (((((var_1_19 - 64)) < (var_1_15)) ? ((var_1_19 - 64)) : (var_1_15))))))) && ((var_1_9 <= var_1_30) ? (((var_1_28 <= var_1_4) && (! (var_1_18 == last_1_var_1_21))) ? (var_1_21 == ((signed char) var_1_15)) : (var_1_21 == ((signed char) var_1_23))) : 1)) && (var_1_25 ? (var_1_24 == ((signed char) (var_1_20 + var_1_18))) : (var_1_24 == ((signed char) var_1_17)))) && (((((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27))) - var_1_4) <= var_1_3) ? (((- var_1_16) == var_1_3) ? (var_1_35 ? (var_1_25 == ((unsigned char) 0)) : 1) : 1) : 1)) && ((var_1_4 <= var_1_29) ? ((var_1_26 == (var_1_16 * (var_1_27 & var_1_19))) ? (var_1_25 ? (var_1_28 == ((unsigned char) var_1_20)) : (var_1_28 == ((unsigned char) var_1_19))) : 1) : (var_1_28 == ((unsigned char) var_1_20))) [L203-L204] return (((((((((((((! last_1_var_1_25) ? (var_1_1 == ((unsigned short int) (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) - (5 + last_1_var_1_28)))) : (var_1_1 == ((unsigned short int) var_1_3))) && (var_1_25 ? (((var_1_28 + var_1_3) >= var_1_29) ? (var_1_6 == ((double) (var_1_8 + (var_1_9 - var_1_10)))) : (var_1_6 == ((double) ((var_1_11 + ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) + (8.25 - var_1_9))))) : 1)) && ((var_1_10 < (var_1_12 * var_1_9)) ? (var_1_13 == ((unsigned long int) var_1_3)) : (var_1_13 == ((unsigned long int) ((((var_1_3) > (16u)) ? (var_1_3) : (16u))))))) && ((var_1_33 >= (- (- var_1_3))) ? (var_1_35 ? (var_1_14 == ((signed char) (var_1_15 - var_1_16))) : (var_1_14 == ((signed char) ((var_1_17 - var_1_18) - (var_1_19 + var_1_20))))) : (var_1_14 == ((signed char) (((((var_1_19 - 64)) < (var_1_15)) ? ((var_1_19 - 64)) : (var_1_15))))))) && ((var_1_9 <= var_1_30) ? (((var_1_28 <= var_1_4) && (! (var_1_18 == last_1_var_1_21))) ? (var_1_21 == ((signed char) var_1_15)) : (var_1_21 == ((signed char) var_1_23))) : 1)) && (var_1_25 ? (var_1_24 == ((signed char) (var_1_20 + var_1_18))) : (var_1_24 == ((signed char) var_1_17)))) && (((((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27))) - var_1_4) <= var_1_3) ? (((- var_1_16) == var_1_3) ? (var_1_35 ? (var_1_25 == ((unsigned char) 0)) : 1) : 1) : 1)) && ((var_1_4 <= var_1_29) ? ((var_1_26 == (var_1_16 * (var_1_27 & var_1_19))) ? (var_1_25 ? (var_1_28 == ((unsigned char) var_1_20)) : (var_1_28 == ((unsigned char) var_1_19))) : 1) : (var_1_28 == ((unsigned char) var_1_20)))) && ((var_1_1 >= ((((var_1_33) < ((- var_1_3))) ? (var_1_33) : ((- var_1_3))))) ? (var_1_25 ? (var_1_29 == ((unsigned char) var_1_17)) : 1) : 1)) && (var_1_30 == ((double) (((((var_1_10) > ((var_1_9 + var_1_31))) ? (var_1_10) : ((var_1_9 + var_1_31)))) - var_1_32)))) && ((var_1_12 == (var_1_10 - ((((var_1_9) < (var_1_32)) ? (var_1_9) : (var_1_32))))) ? (var_1_33 == ((unsigned long int) (var_1_34 - 128u))) : 1)) && (var_1_35 == ((unsigned char) ((var_1_30 < var_1_8) || (! var_1_37))))) && (((var_1_18 - var_1_19) < ((var_1_17 / var_1_3) * var_1_33)) ? ((var_1_32 >= (var_1_10 - var_1_31)) ? (var_1_38 == ((signed short int) var_1_18)) : (var_1_38 == ((signed short int) var_1_19))) : (var_1_38 == ((signed short int) var_1_21))) ; [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_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=32767, var_1_14=-1, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=32768, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=126, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=0, var_1_29=128, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-10, var_1_3=32767, var_1_4=32798, var_1_6=1/2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-10, last_1_var_1_25=0, last_1_var_1_28=25, var_1_13=32767, var_1_14=-1, var_1_15=0, var_1_16=0, var_1_17=126, var_1_18=62, var_1_19=63, var_1_1=32768, var_1_20=0, var_1_21=-10, var_1_23=-127, var_1_24=126, var_1_25=0, var_1_26=2147483647, var_1_27=2147483647, var_1_28=0, var_1_29=128, var_1_33=5, var_1_34=4294967294, var_1_35=1, var_1_37=0, var_1_38=-10, var_1_3=32767, var_1_4=32798, var_1_6=1/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 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=62occurred 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, 123 NumberOfCodeBlocks, 123 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 [2023-11-23 20:31:51,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire --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 147a0d50514f505a92a3218109147c0100889f1227c2d49dcefa4ffd5356ad06 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:53,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:53,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:31:53,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:53,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:53,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:53,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:53,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:53,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:53,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:53,861 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:53,862 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:53,862 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:53,864 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:53,865 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:53,865 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:53,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:53,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:53,867 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:31:53,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:31:53,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:53,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:53,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:53,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:53,871 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:31:53,872 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:31:53,872 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:31:53,873 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:31:53,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:53,873 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:53,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:53,875 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:31:53,875 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:53,876 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:53,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:53,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:53,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:53,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:53,878 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:31:53,879 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:31:53,879 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:53,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:53,880 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:53,880 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:53,880 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_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 147a0d50514f505a92a3218109147c0100889f1227c2d49dcefa4ffd5356ad06 [2023-11-23 20:31:54,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:54,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:54,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:54,371 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:54,372 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:54,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:31:57,552 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:57,892 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:57,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:31:57,903 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/0257806fc/3c224cb8e5db4352bb57bdf2837cc4ff/FLAG924ccc7e8 [2023-11-23 20:31:57,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/data/0257806fc/3c224cb8e5db4352bb57bdf2837cc4ff [2023-11-23 20:31:57,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:57,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:57,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:57,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:57,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:57,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:57" (1/1) ... [2023-11-23 20:31:57,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309010d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:57, skipping insertion in model container [2023-11-23 20:31:57,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:57" (1/1) ... [2023-11-23 20:31:57,988 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:58,181 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_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i[916,929] [2023-11-23 20:31:58,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:58,346 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:58,366 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_9effc566-78e3-44e1-9745-c0851d292b78/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-78.i[916,929] [2023-11-23 20:31:58,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:58,469 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:58,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58 WrapperNode [2023-11-23 20:31:58,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:58,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:58,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:58,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:58,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,561 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-23 20:31:58,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:58,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:58,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:58,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:58,572 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,616 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:58,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:58,625 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:58,625 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:58,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (1/1) ... [2023-11-23 20:31:58,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:58,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:58,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:58,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:58,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:31:58,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:31:58,743 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:31:58,743 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:31:58,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:58,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:58,876 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:58,879 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:07,769 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:07,825 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:07,825 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:07,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:07 BoogieIcfgContainer [2023-11-23 20:32:07,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:07,828 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:07,829 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:07,833 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:07,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:57" (1/3) ... [2023-11-23 20:32:07,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d171b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:07, skipping insertion in model container [2023-11-23 20:32:07,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:58" (2/3) ... [2023-11-23 20:32:07,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23d171b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:07, skipping insertion in model container [2023-11-23 20:32:07,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:07" (3/3) ... [2023-11-23 20:32:07,840 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-78.i [2023-11-23 20:32:07,861 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:07,862 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:07,919 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:07,925 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;@636ee4e1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:07,926 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 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) [2023-11-23 20:32:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:32:07,951 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:07,952 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] [2023-11-23 20:32:07,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:07,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:07,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1997247568, now seen corresponding path program 1 times [2023-11-23 20:32:07,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:07,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870989561] [2023-11-23 20:32:07,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:07,974 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 [2023-11-23 20:32:07,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:07,980 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:32:08,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:32:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:09,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:32:09,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 832 proven. 0 refuted. 0 times theorem prover too weak. 1280 trivial. 0 not checked. [2023-11-23 20:32:09,447 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:09,451 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:09,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1870989561] [2023-11-23 20:32:09,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1870989561] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:09,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:09,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:32:09,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605640104] [2023-11-23 20:32:09,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:09,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:32:09,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:09,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:32:09,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:09,511 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 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) [2023-11-23 20:32:11,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:11,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:11,824 INFO L93 Difference]: Finished difference Result 179 states and 323 transitions. [2023-11-23 20:32:11,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:32:11,901 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 [2023-11-23 20:32:11,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:11,909 INFO L225 Difference]: With dead ends: 179 [2023-11-23 20:32:11,910 INFO L226 Difference]: Without dead ends: 89 [2023-11-23 20:32:11,914 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 [2023-11-23 20:32:11,917 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:11,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 20:32:11,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-23 20:32:11,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-23 20:32:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 54 states have internal predecessors, (75), 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) [2023-11-23 20:32:11,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 141 transitions. [2023-11-23 20:32:11,982 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 141 transitions. Word has length 206 [2023-11-23 20:32:11,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:11,984 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 141 transitions. [2023-11-23 20:32:11,984 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) [2023-11-23 20:32:11,985 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2023-11-23 20:32:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:32:11,992 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:11,993 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] [2023-11-23 20:32:12,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:32:12,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:32:12,194 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:12,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:12,195 INFO L85 PathProgramCache]: Analyzing trace with hash 452382410, now seen corresponding path program 1 times [2023-11-23 20:32:12,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:12,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841431860] [2023-11-23 20:32:12,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:12,197 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 [2023-11-23 20:32:12,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:12,200 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:32:12,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:32:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:13,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:32:13,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 438 proven. 9 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-11-23 20:32:14,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:14,924 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:14,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841431860] [2023-11-23 20:32:14,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841431860] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:14,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1426029746] [2023-11-23 20:32:14,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:14,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:14,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:32:14,932 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:32:14,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:32:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:15,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:32:15,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:32:16,002 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:16,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1426029746] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:16,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 20:32:16,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-23 20:32:16,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232340477] [2023-11-23 20:32:16,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:16,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:32:16,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:16,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:32:16,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:32:16,009 INFO L87 Difference]: Start difference. First operand 89 states and 141 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 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) [2023-11-23 20:32:18,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:20,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:22,368 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 [] [2023-11-23 20:32:22,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:22,517 INFO L93 Difference]: Finished difference Result 264 states and 419 transitions. [2023-11-23 20:32:22,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:32:22,518 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 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 [2023-11-23 20:32:22,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:22,524 INFO L225 Difference]: With dead ends: 264 [2023-11-23 20:32:22,524 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 20:32:22,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 422 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:32:22,527 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 131 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:22,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 383 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-11-23 20:32:22,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 20:32:22,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2023-11-23 20:32:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 105 states have (on average 1.3523809523809525) internal successors, (142), 105 states have internal predecessors, (142), 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) [2023-11-23 20:32:22,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 274 transitions. [2023-11-23 20:32:22,577 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 274 transitions. Word has length 206 [2023-11-23 20:32:22,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:22,578 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 274 transitions. [2023-11-23 20:32:22,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 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) [2023-11-23 20:32:22,579 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 274 transitions. [2023-11-23 20:32:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 20:32:22,584 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:22,584 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] [2023-11-23 20:32:22,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:22,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:22,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:22,998 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:22,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:22,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1153446988, now seen corresponding path program 1 times [2023-11-23 20:32:22,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:23,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410693904] [2023-11-23 20:32:23,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:23,000 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 [2023-11-23 20:32:23,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:23,002 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:32:23,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:32:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:24,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:32:24,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 438 proven. 9 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-11-23 20:32:25,072 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:25,710 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:25,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [410693904] [2023-11-23 20:32:25,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [410693904] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:25,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2055915960] [2023-11-23 20:32:25,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:25,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:25,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:32:25,712 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:32:25,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 20:32:27,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:27,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:32:27,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:28,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 438 proven. 9 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-11-23 20:32:28,292 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:28,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2055915960] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:28,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964034389] [2023-11-23 20:32:28,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:28,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:28,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:28,468 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:28,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9effc566-78e3-44e1-9745-c0851d292b78/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 20:32:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:29,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:32:29,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:29,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 438 proven. 9 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-11-23 20:32:29,868 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:30,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964034389] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:30,008 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:32:30,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2023-11-23 20:32:30,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579721155] [2023-11-23 20:32:30,009 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 20:32:30,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:32:30,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:30,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:32:30,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2023-11-23 20:32:30,012 INFO L87 Difference]: Start difference. First operand 174 states and 274 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (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) [2023-11-23 20:32:35,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:37,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:39,677 WARN L539 Checker$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 [] [2023-11-23 20:32:41,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:43,687 WARN L539 Checker$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 [0] [2023-11-23 20:32:45,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-23 20:32:47,694 WARN L539 Checker$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 [0]