./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 3fa65b718d9e3c05bcb928f67bb0e59a3ff5903cd955545c0a46a2c0b047789d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:46,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:46,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:16:46,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:46,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:46,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:46,671 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:46,672 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:46,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:46,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:46,680 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:46,681 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:46,682 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:46,684 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:46,685 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:46,685 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:46,686 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:46,687 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:46,687 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:46,688 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:46,688 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:46,689 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:46,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:46,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:46,692 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:46,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:46,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:46,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:46,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:46,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:46,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:46,697 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:46,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:46,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:46,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:46,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:46,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:46,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:46,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:46,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:46,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:46,701 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:46,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:46,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:46,703 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:46,703 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:46,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:46,704 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fa65b718d9e3c05bcb928f67bb0e59a3ff5903cd955545c0a46a2c0b047789d [2023-11-23 21:16:47,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:47,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:47,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:47,093 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:47,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:47,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i [2023-11-23 21:16:50,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:50,697 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:50,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i [2023-11-23 21:16:50,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/cb4ad7bb6/f966aff543474325a799b0cd68599532/FLAGda138d3d5 [2023-11-23 21:16:50,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/cb4ad7bb6/f966aff543474325a799b0cd68599532 [2023-11-23 21:16:50,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:50,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:50,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:50,750 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:50,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:50,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:50" (1/1) ... [2023-11-23 21:16:50,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35175b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:50, skipping insertion in model container [2023-11-23 21:16:50,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:50" (1/1) ... [2023-11-23 21:16:50,814 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:50,965 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i[916,929] [2023-11-23 21:16:51,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:51,085 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:51,100 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i[916,929] [2023-11-23 21:16:51,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:51,180 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:51,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51 WrapperNode [2023-11-23 21:16:51,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:51,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:51,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:51,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:51,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,302 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-23 21:16:51,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:51,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:51,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:51,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:51,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:51,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:51,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:51,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:51,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (1/1) ... [2023-11-23 21:16:51,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:51,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:51,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:51,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:51,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:51,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:51,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:51,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:51,609 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:51,612 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:52,168 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:52,642 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:52,643 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:52,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:52 BoogieIcfgContainer [2023-11-23 21:16:52,645 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:52,647 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:52,647 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:52,651 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:52,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:50" (1/3) ... [2023-11-23 21:16:52,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67937316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:52, skipping insertion in model container [2023-11-23 21:16:52,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:51" (2/3) ... [2023-11-23 21:16:52,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67937316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:52, skipping insertion in model container [2023-11-23 21:16:52,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:52" (3/3) ... [2023-11-23 21:16:52,656 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-45.i [2023-11-23 21:16:52,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:52,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:52,743 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:52,751 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;@187b18cc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:52,751 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:52,756 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:16:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 21:16:52,771 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:52,773 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:16:52,773 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:52,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:52,781 INFO L85 PathProgramCache]: Analyzing trace with hash -891150201, now seen corresponding path program 1 times [2023-11-23 21:16:52,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:52,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933014170] [2023-11-23 21:16:52,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:52,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:53,070 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:16:53,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [937457090] [2023-11-23 21:16:53,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:53,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:53,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:53,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:53,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:16:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:54,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:16:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:54,511 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:16:54,514 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:16:54,516 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:16:54,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:16:54,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:54,734 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:16:54,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:16:54,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:54 BoogieIcfgContainer [2023-11-23 21:16:54,944 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:54,944 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:54,944 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:54,945 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:54,945 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:52" (3/4) ... [2023-11-23 21:16:54,948 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:16:54,949 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:54,950 INFO L158 Benchmark]: Toolchain (without parser) took 4204.74ms. Allocated memory is still 146.8MB. Free memory was 115.2MB in the beginning and 85.0MB in the end (delta: 30.2MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-11-23 21:16:54,951 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:54,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.68ms. Allocated memory is still 146.8MB. Free memory was 115.2MB in the beginning and 98.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:16:54,954 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.73ms. Allocated memory is still 146.8MB. Free memory was 98.6MB in the beginning and 93.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:54,960 INFO L158 Benchmark]: Boogie Preprocessor took 91.40ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 91.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:54,961 INFO L158 Benchmark]: RCFGBuilder took 1248.98ms. Allocated memory is still 146.8MB. Free memory was 91.1MB in the beginning and 79.6MB in the end (delta: 11.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:54,963 INFO L158 Benchmark]: TraceAbstraction took 2296.58ms. Allocated memory is still 146.8MB. Free memory was 78.8MB in the beginning and 85.9MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:54,964 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 85.0MB in the end (delta: 954.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:54,973 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.68ms. Allocated memory is still 146.8MB. Free memory was 115.2MB in the beginning and 98.6MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.73ms. Allocated memory is still 146.8MB. Free memory was 98.6MB in the beginning and 93.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.40ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 91.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1248.98ms. Allocated memory is still 146.8MB. Free memory was 91.1MB in the beginning and 79.6MB in the end (delta: 11.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2296.58ms. Allocated memory is still 146.8MB. Free memory was 78.8MB in the beginning and 85.9MB in the end (delta: -7.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 146.8MB. Free memory was 85.9MB in the beginning and 85.0MB in the end (delta: 954.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of shiftRight at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 128, overapproximation of someUnaryDOUBLEoperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] signed long int var_1_5 = 32; [L24] unsigned char var_1_6 = 16; [L25] unsigned long int var_1_7 = 64; [L26] unsigned char var_1_8 = 128; [L27] double var_1_9 = 99999.2; [L28] double var_1_10 = 31.9; [L29] double var_1_11 = 8.5; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_13 = 0; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] double var_1_16 = 63.5; [L35] double var_1_17 = 1.75; [L36] double var_1_18 = 4.25; [L37] double var_1_19 = 127.7; [L38] unsigned char var_1_20 = 0; [L39] signed long int var_1_21 = -2; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] float var_1_24 = 999999999.6; [L43] float var_1_25 = 99999999999999.5; [L44] signed char var_1_26 = 32; [L45] signed char var_1_27 = 64; [L46] signed char var_1_28 = 32; [L47] signed char var_1_29 = 4; [L48] unsigned char var_1_30 = 0; [L49] unsigned char var_1_31 = 0; [L50] signed long int var_1_32 = 128; [L51] signed short int var_1_34 = -25; [L52] unsigned char var_1_36 = 64; [L53] unsigned long int last_1_var_1_1 = 0; [L54] unsigned char last_1_var_1_6 = 16; [L55] double last_1_var_1_16 = 63.5; [L56] unsigned char last_1_var_1_20 = 0; [L57] signed long int last_1_var_1_32 = 128; [L58] signed short int last_1_var_1_34 = -25; [L59] unsigned char last_1_var_1_36 = 64; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L183] last_1_var_1_1 = var_1_1 [L184] last_1_var_1_6 = var_1_6 [L185] last_1_var_1_16 = var_1_16 [L186] last_1_var_1_20 = var_1_20 [L187] last_1_var_1_32 = var_1_32 [L188] last_1_var_1_34 = var_1_34 [L189] last_1_var_1_36 = var_1_36 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L135] var_1_5 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L137] CALL assume_abort_if_not(var_1_5 <= 33) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 <= 33) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L138] var_1_7 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L140] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L141] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=128, var_1_9=499996/5] [L142] var_1_8 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L144] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L145] var_1_10 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L147] var_1_11 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L151] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L152] var_1_14 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L154] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L157] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L158] var_1_17 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L160] var_1_18 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L162] var_1_19 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L164] var_1_23 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L166] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L167] var_1_25 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L169] var_1_27 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_27 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L171] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L174] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L177] CALL assume_abort_if_not(var_1_29 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L178] var_1_31 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=1, var_1_6=16, var_1_7=2, var_1_8=127, var_1_9=499996/5] [L200] RET updateVariables() [L201] CALL step() [L63] EXPR var_1_29 >> var_1_5 [L63] COND FALSE !(! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) [L68] var_1_34 = var_1_29 [L70] signed long int stepLocal_6 = (((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8))); [L71] COND TRUE stepLocal_6 >= last_1_var_1_1 [L72] var_1_20 = (var_1_5 + ((((16) < (1)) ? (16) : (1)))) [L74] unsigned long int stepLocal_3 = (((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1)); [L75] signed long int stepLocal_2 = var_1_5; [L76] COND TRUE stepLocal_2 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1))) [L77] COND FALSE !(stepLocal_3 > (last_1_var_1_36 / var_1_7)) [L80] var_1_6 = (var_1_8 - var_1_5) [L85] var_1_21 = ((256 + (var_1_8 + var_1_5)) - var_1_6) [L86] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L87] var_1_12 = (var_1_13 || (var_1_14 || var_1_15)) [L88] var_1_22 = (! (var_1_15 || (! var_1_23))) [L89] COND FALSE !((var_1_17 / 31.375f) < 100.25) [L92] COND FALSE !(\read(var_1_14)) [L95] COND FALSE !(\read(var_1_15)) [L99] var_1_30 = (var_1_12 || (var_1_23 && (var_1_12 || var_1_31))) [L100] var_1_36 = var_1_5 [L101] unsigned char stepLocal_7 = var_1_20; [L102] COND TRUE stepLocal_7 < (var_1_20 + var_1_6) [L103] var_1_32 = (var_1_34 + var_1_5) [L107] unsigned char stepLocal_1 = var_1_36 >= var_1_21; [L108] EXPR (var_1_36 * var_1_21) >> var_1_5 [L108] signed long int stepLocal_0 = (var_1_36 * var_1_21) >> var_1_5; [L109] COND TRUE stepLocal_1 || var_1_22 [L110] COND FALSE !(stepLocal_0 >= 50u) [L113] var_1_1 = var_1_5 [L118] unsigned long int stepLocal_5 = var_1_7 * var_1_1; [L119] unsigned long int stepLocal_4 = 1u; [L120] COND FALSE !(var_1_20 < stepLocal_4) [L131] var_1_16 = ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))) [L201] RET step() [L202] CALL, EXPR property() [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR (var_1_36 * var_1_21) >> var_1_5 [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR ((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29))) [L192-L193] return (((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29)))) && (var_1_36 == ((unsigned char) var_1_5)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=3, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2, var_1_1=1, var_1_20=2, var_1_21=258, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=1, var_1_34=0, var_1_36=1, var_1_5=1, var_1_6=126, var_1_7=2, var_1_8=127, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=3, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=2, var_1_17=0, var_1_18=2, var_1_1=1, var_1_20=2, var_1_21=258, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=0, var_1_30=1, var_1_31=1, var_1_32=1, var_1_34=0, var_1_36=1, var_1_5=1, var_1_6=126, var_1_7=2, var_1_8=127, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 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 21:16:55,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 3fa65b718d9e3c05bcb928f67bb0e59a3ff5903cd955545c0a46a2c0b047789d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:57,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:57,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:16:57,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:57,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:57,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:57,967 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:57,968 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:57,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:57,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:57,974 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:57,975 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:57,975 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:57,977 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:57,977 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:57,978 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:57,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:57,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:57,980 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:57,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:57,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:57,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:57,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:57,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:57,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:57,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:16:57,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:16:57,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:57,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:57,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:57,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:57,986 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:16:57,986 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:57,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:57,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:57,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:57,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:57,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:57,988 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:16:57,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:57,990 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:57,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:57,990 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:57,990 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:57,991 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fa65b718d9e3c05bcb928f67bb0e59a3ff5903cd955545c0a46a2c0b047789d [2023-11-23 21:16:58,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:58,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:58,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:58,397 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:58,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:58,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i [2023-11-23 21:17:01,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:01,832 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:01,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i [2023-11-23 21:17:01,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/2b3e07d52/65a8e2d5493348ef9e4a4bce96c5561b/FLAGc374a2c8a [2023-11-23 21:17:01,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/data/2b3e07d52/65a8e2d5493348ef9e4a4bce96c5561b [2023-11-23 21:17:01,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:01,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:01,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:01,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:01,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:01,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:01,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70795c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:01, skipping insertion in model container [2023-11-23 21:17:01,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:01" (1/1) ... [2023-11-23 21:17:01,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:02,141 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i[916,929] [2023-11-23 21:17:02,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:02,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:17:02,286 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_61ae2879-65cc-472f-ad9e-a8ac398ada49/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-45.i[916,929] [2023-11-23 21:17:02,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:17:02,438 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:17:02,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02 WrapperNode [2023-11-23 21:17:02,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:02,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:02,440 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:17:02,440 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:17:02,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,599 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-23 21:17:02,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:17:02,612 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:17:02,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:17:02,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:17:02,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,683 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,711 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:17:02,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:17:02,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:17:02,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:17:02,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (1/1) ... [2023-11-23 21:17:02,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:02,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:17:02,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:17:02,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:17:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:17:02,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:17:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:17:02,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:17:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:17:02,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:17:03,020 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:17:03,024 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:17:09,319 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:17:09,388 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:17:09,388 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:17:09,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:09 BoogieIcfgContainer [2023-11-23 21:17:09,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:17:09,393 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:17:09,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:17:09,397 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:17:09,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:17:01" (1/3) ... [2023-11-23 21:17:09,399 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b755fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:09, skipping insertion in model container [2023-11-23 21:17:09,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:02" (2/3) ... [2023-11-23 21:17:09,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b755fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:17:09, skipping insertion in model container [2023-11-23 21:17:09,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:17:09" (3/3) ... [2023-11-23 21:17:09,402 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-45.i [2023-11-23 21:17:09,424 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:17:09,425 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:17:09,488 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:17:09,496 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;@5f93afe9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:17:09,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:17:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:17:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:17:09,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:09,525 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:09,526 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:09,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:09,533 INFO L85 PathProgramCache]: Analyzing trace with hash -93208450, now seen corresponding path program 1 times [2023-11-23 21:17:09,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:09,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434119077] [2023-11-23 21:17:09,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:09,555 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 21:17:09,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:09,559 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:09,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:10,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:17:10,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:10,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-23 21:17:10,735 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:10,736 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:10,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434119077] [2023-11-23 21:17:10,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [434119077] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:10,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:10,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:17:10,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157191645] [2023-11-23 21:17:10,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:10,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:17:10,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:10,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:17:10,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:17:10,813 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:17:13,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:13,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:13,102 INFO L93 Difference]: Finished difference Result 155 states and 275 transitions. [2023-11-23 21:17:13,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:17:13,155 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-23 21:17:13,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:13,165 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:17:13,165 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:17:13,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 21:17:13,175 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:13,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:17:13,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:17:13,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:17:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 21:17:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-23 21:17:13,237 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 181 [2023-11-23 21:17:13,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:13,237 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-23 21:17:13,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 21:17:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-23 21:17:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:17:13,243 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:13,243 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:13,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:13,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:13,459 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:13,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:13,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1748748740, now seen corresponding path program 1 times [2023-11-23 21:17:13,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:13,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [52313891] [2023-11-23 21:17:13,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:13,462 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 21:17:13,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:13,463 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:13,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:14,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:17:14,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:16,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:17:16,265 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:16,266 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:16,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [52313891] [2023-11-23 21:17:16,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [52313891] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:16,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:16,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:16,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088628040] [2023-11-23 21:17:16,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:16,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:17:16,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:16,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:17:16,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:17:16,284 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:19,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:21,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:23,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:25,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:27,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:27,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:27,679 INFO L93 Difference]: Finished difference Result 230 states and 356 transitions. [2023-11-23 21:17:27,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:17:27,749 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-23 21:17:27,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:27,758 INFO L225 Difference]: With dead ends: 230 [2023-11-23 21:17:27,761 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:17:27,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:17:27,767 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 80 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:27,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 335 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 17 Invalid, 5 Unknown, 0 Unchecked, 11.3s Time] [2023-11-23 21:17:27,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:17:27,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 132. [2023-11-23 21:17:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 71 states have (on average 1.2394366197183098) internal successors, (88), 71 states have internal predecessors, (88), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 21:17:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 204 transitions. [2023-11-23 21:17:27,854 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 204 transitions. Word has length 181 [2023-11-23 21:17:27,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:27,855 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 204 transitions. [2023-11-23 21:17:27,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 204 transitions. [2023-11-23 21:17:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:17:27,860 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:27,860 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:27,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:28,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:28,062 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:28,062 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:28,063 INFO L85 PathProgramCache]: Analyzing trace with hash -468885062, now seen corresponding path program 1 times [2023-11-23 21:17:28,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:28,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [624038826] [2023-11-23 21:17:28,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:28,064 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 21:17:28,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:28,065 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:28,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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)] Waiting until timeout for monitored process [2023-11-23 21:17:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:28,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:17:28,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 21:17:33,270 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:17:33,270 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:17:33,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [624038826] [2023-11-23 21:17:33,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [624038826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:17:33,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:17:33,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:17:33,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064634498] [2023-11-23 21:17:33,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:17:33,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:17:33,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:17:33,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:17:33,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:17:33,277 INFO L87 Difference]: Start difference. First operand 132 states and 204 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:35,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:37,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:40,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:42,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:44,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:17:44,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:44,447 INFO L93 Difference]: Finished difference Result 230 states and 355 transitions. [2023-11-23 21:17:44,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:17:44,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-23 21:17:44,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:44,507 INFO L225 Difference]: With dead ends: 230 [2023-11-23 21:17:44,507 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 21:17:44,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:17:44,510 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 59 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 59 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:44,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 326 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 26 Invalid, 5 Unknown, 0 Unchecked, 11.1s Time] [2023-11-23 21:17:44,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 21:17:44,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 134. [2023-11-23 21:17:44,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 73 states have (on average 1.2328767123287672) internal successors, (90), 73 states have internal predecessors, (90), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 21:17:44,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 206 transitions. [2023-11-23 21:17:44,544 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 206 transitions. Word has length 181 [2023-11-23 21:17:44,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:44,545 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 206 transitions. [2023-11-23 21:17:44,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 21:17:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2023-11-23 21:17:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 21:17:44,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:44,551 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:17:44,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:17:44,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:44,767 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:44,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:44,768 INFO L85 PathProgramCache]: Analyzing trace with hash 928804840, now seen corresponding path program 1 times [2023-11-23 21:17:44,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:44,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1677180395] [2023-11-23 21:17:44,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:44,769 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 21:17:44,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:44,771 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:44,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61ae2879-65cc-472f-ad9e-a8ac398ada49/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 21:17:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:45,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:17:45,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:17:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-23 21:17:46,741 INFO L327 TraceCheckSpWp]: Computing backward predicates...