./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 6096acacdcb9694db691485dd51c475ade683b5a4b06acac7402c8f6a32d4859 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:33,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:33,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:33,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:33,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:33,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:33,278 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:33,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:33,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:33,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:33,287 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:33,288 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:33,289 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:33,291 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:33,291 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:33,292 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:33,293 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:33,293 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:33,295 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:33,296 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:33,297 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:33,297 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:33,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:33,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:33,300 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:33,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:33,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:33,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:33,302 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:33,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:33,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:33,305 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:33,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:33,306 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:33,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:33,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:33,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:33,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:33,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:33,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:33,309 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:33,309 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:33,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:33,310 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:33,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:33,311 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:33,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:33,312 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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6096acacdcb9694db691485dd51c475ade683b5a4b06acac7402c8f6a32d4859 [2023-11-23 21:28:33,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:33,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:33,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:33,667 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:33,667 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:33,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:36,945 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:37,244 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:37,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:37,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/7f004cf5b/aa19bb7cf6db4df999acb06c0c644a2f/FLAG2fadc29ed [2023-11-23 21:28:37,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/7f004cf5b/aa19bb7cf6db4df999acb06c0c644a2f [2023-11-23 21:28:37,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:37,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:37,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:37,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:37,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:37,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60436031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37, skipping insertion in model container [2023-11-23 21:28:37,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,373 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:37,616 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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i[919,932] [2023-11-23 21:28:37,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:37,751 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:37,765 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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i[919,932] [2023-11-23 21:28:37,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:37,863 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:37,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37 WrapperNode [2023-11-23 21:28:37,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:37,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:37,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:37,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:37,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,940 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 251 [2023-11-23 21:28:37,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:37,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:37,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:37,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:37,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:37,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:37,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:37,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:37,997 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:37,998 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (1/1) ... [2023-11-23 21:28:38,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:38,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:38,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:38,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:38,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:38,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:38,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:38,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:38,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:38,256 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:38,259 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:38,891 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:39,327 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:39,327 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:39,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:39 BoogieIcfgContainer [2023-11-23 21:28:39,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:39,332 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:39,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:39,336 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:39,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:37" (1/3) ... [2023-11-23 21:28:39,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787a1854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:39, skipping insertion in model container [2023-11-23 21:28:39,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:37" (2/3) ... [2023-11-23 21:28:39,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787a1854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:39, skipping insertion in model container [2023-11-23 21:28:39,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:39" (3/3) ... [2023-11-23 21:28:39,344 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:39,367 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:39,368 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:39,445 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:39,455 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;@9561f99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:39,456 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:39,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:28:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-23 21:28:39,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:39,486 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:39,488 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:39,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:39,499 INFO L85 PathProgramCache]: Analyzing trace with hash -886443884, now seen corresponding path program 1 times [2023-11-23 21:28:39,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:39,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020157184] [2023-11-23 21:28:39,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:39,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:39,844 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:28:39,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2117983553] [2023-11-23 21:28:39,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:39,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:28:39,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:39,851 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:28:39,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:28:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:40,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:40,475 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:40,514 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:40,515 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:40,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:40,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:28:40,732 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:40,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:40,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:40 BoogieIcfgContainer [2023-11-23 21:28:40,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:40,909 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:40,909 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:40,909 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:40,910 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:39" (3/4) ... [2023-11-23 21:28:40,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:40,913 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:40,915 INFO L158 Benchmark]: Toolchain (without parser) took 3619.69ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.3MB in the beginning and 124.5MB in the end (delta: -48.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:40,916 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 104.9MB in the beginning and 104.9MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:40,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.38ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.3MB in the beginning and 140.9MB in the end (delta: -64.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-23 21:28:40,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.17ms. Allocated memory is still 174.1MB. Free memory was 140.9MB in the beginning and 135.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:28:40,925 INFO L158 Benchmark]: Boogie Preprocessor took 54.09ms. Allocated memory is still 174.1MB. Free memory was 135.7MB in the beginning and 133.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:40,926 INFO L158 Benchmark]: RCFGBuilder took 1333.09ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 125.3MB in the end (delta: 8.3MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2023-11-23 21:28:40,927 INFO L158 Benchmark]: TraceAbstraction took 1576.00ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 124.5MB in the end (delta: 816.7kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-23 21:28:40,927 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 174.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:40,933 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 104.9MB in the beginning and 104.9MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.38ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 76.3MB in the beginning and 140.9MB in the end (delta: -64.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.17ms. Allocated memory is still 174.1MB. Free memory was 140.9MB in the beginning and 135.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.09ms. Allocated memory is still 174.1MB. Free memory was 135.7MB in the beginning and 133.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1333.09ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 125.3MB in the end (delta: 8.3MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1576.00ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 124.5MB in the end (delta: 816.7kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 174.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of bitwiseOr at line 101, overapproximation of bitwiseAnd at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someUnaryFLOAToperation at line 134, overapproximation of someBinaryArithmeticFLOAToperation at line 141. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double var_1_23 = 128.9; [L42] unsigned long int var_1_29 = 100000; [L43] unsigned long int var_1_31 = 4154314939; [L44] unsigned char var_1_33 = 0; [L45] unsigned char var_1_34 = 0; [L46] float var_1_35 = 49.875; [L47] signed short int var_1_36 = -32; [L48] unsigned long int var_1_38 = 128; [L49] double var_1_39 = 50.925; [L50] double var_1_40 = 128.6; [L51] unsigned long int var_1_42 = 4282912011; [L52] signed long int var_1_44 = 5; [L53] double last_1_var_1_1 = 9.75; [L54] unsigned char last_1_var_1_3 = 1; [L55] float last_1_var_1_7 = 7.5; [L56] signed char last_1_var_1_12 = 2; [L57] float last_1_var_1_15 = 0.6; [L58] unsigned short int last_1_var_1_17 = 2; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L195] last_1_var_1_1 = var_1_1 [L196] last_1_var_1_3 = var_1_3 [L197] last_1_var_1_7 = var_1_7 [L198] last_1_var_1_12 = var_1_12 [L199] last_1_var_1_15 = var_1_15 [L200] last_1_var_1_17 = var_1_17 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L148] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L149] var_1_6 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L151] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L152] var_1_8 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L154] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L155] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=37/4] [L156] var_1_9 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L158] var_1_10 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L160] var_1_11 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L162] var_1_13 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L164] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L165] var_1_14 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L167] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L168] var_1_19 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L170] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L171] var_1_20 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L173] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L174] var_1_21 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L176] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L177] var_1_22 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L179] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L180] var_1_31 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_31 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_31 >= 3221225470) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L182] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L183] var_1_34 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L185] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L186] var_1_39 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L188] var_1_40 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L190] var_1_42 = __VERIFIER_nondet_ulong() [L191] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L192] CALL assume_abort_if_not(var_1_42 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_42 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=-1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1] [L211] RET updateVariables() [L212] CALL step() [L62] COND FALSE !(var_1_17 < (var_1_14 + var_1_17)) [L67] var_1_23 = ((((var_1_9) > (var_1_11)) ? (var_1_9) : (var_1_11))) [L69] COND TRUE \read(var_1_6) [L70] EXPR (-10 + var_1_12) & var_1_4 [L70] COND TRUE ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) > ((-10 + var_1_12) & var_1_4) [L71] var_1_29 = (((((var_1_31 - 64u) < 0 ) ? -(var_1_31 - 64u) : (var_1_31 - 64u))) - var_1_20) [L76] var_1_33 = var_1_34 [L77] var_1_35 = var_1_9 [L78] var_1_36 = ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) [L79] COND FALSE !(var_1_15 > (var_1_39 - var_1_40)) [L88] var_1_38 = (((((var_1_31) > (var_1_42)) ? (var_1_31) : (var_1_42))) - ((((1795211791u - var_1_17) < 0 ) ? -(1795211791u - var_1_17) : (1795211791u - var_1_17)))) [L90] COND TRUE var_1_3 || var_1_6 [L91] COND FALSE !(var_1_16 <= (var_1_13 - 64)) [L101] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 [L101] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L102] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) [L111] unsigned long int stepLocal_3 = var_1_22 - var_1_20; [L112] COND TRUE \read(last_1_var_1_3) [L113] COND TRUE \read(var_1_6) [L114] COND TRUE \read(last_1_var_1_3) [L115] var_1_17 = var_1_14 [L129] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) [L130] COND TRUE 50 != var_1_16 [L131] var_1_1 = (1.00000000000025E12 - 24.25) [L133] var_1_12 = (var_1_13 - var_1_14) [L134] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L135] unsigned char stepLocal_1 = var_1_3; [L136] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; [L137] COND FALSE !(stepLocal_0 >= var_1_17) [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) [L203-L204] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=0, var_1_12=-1, var_1_13=-1, var_1_14=0, var_1_15=3, var_1_16=32, var_1_17=0, var_1_19=32767, var_1_1=0, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=2, var_1_29=3221192638, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=2, var_1_36=1, var_1_38=2499755505, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=0, var_1_12=-1, var_1_13=-1, var_1_14=0, var_1_15=3, var_1_16=32, var_1_17=0, var_1_19=32767, var_1_1=0, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=2, var_1_29=3221192638, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=2, var_1_36=1, var_1_38=2499755505, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_4=2, var_1_6=1, var_1_7=15/2, var_1_8=-1, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 30, 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=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 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 21:28:40,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 6096acacdcb9694db691485dd51c475ade683b5a4b06acac7402c8f6a32d4859 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:43,991 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:44,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:44,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:44,156 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:44,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:44,207 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:44,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:44,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:44,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:44,214 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:44,215 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:44,215 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:44,217 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:44,217 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:44,218 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:44,219 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:44,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:44,220 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:44,221 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:44,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:44,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:44,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:44,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:44,224 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:44,224 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:44,224 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:44,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:44,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:44,226 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:44,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:44,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:44,228 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:44,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:44,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:44,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:44,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:44,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:44,230 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:44,231 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:44,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:44,231 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:44,232 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:44,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:44,232 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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6096acacdcb9694db691485dd51c475ade683b5a4b06acac7402c8f6a32d4859 [2023-11-23 21:28:44,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:44,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:44,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:44,679 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:44,680 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:44,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:48,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:48,450 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:48,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:48,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/6cc55b589/01c5b61c3a97420792ff199e17338ff1/FLAGc6f4cf764 [2023-11-23 21:28:48,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/data/6cc55b589/01c5b61c3a97420792ff199e17338ff1 [2023-11-23 21:28:48,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:48,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:48,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:48,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:48,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:48,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c116879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48, skipping insertion in model container [2023-11-23 21:28:48,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,538 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:48,704 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i[919,932] [2023-11-23 21:28:48,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:48,813 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:48,836 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_0cbcc30a-9f4b-444e-af37-6e986c7a646c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i[919,932] [2023-11-23 21:28:48,914 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:48,947 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:48,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48 WrapperNode [2023-11-23 21:28:48,948 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:48,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:48,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:48,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:48,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:48,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,065 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-23 21:28:49,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:49,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:49,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:49,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:49,079 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,157 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:49,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:49,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:49,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:49,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (1/1) ... [2023-11-23 21:28:49,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:49,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:49,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:49,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:49,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:49,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:49,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:49,394 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:49,397 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:52,548 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:52,631 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:52,631 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:52,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:52 BoogieIcfgContainer [2023-11-23 21:28:52,634 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:52,637 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:52,642 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:52,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:52,646 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:48" (1/3) ... [2023-11-23 21:28:52,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ffc805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:52, skipping insertion in model container [2023-11-23 21:28:52,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:48" (2/3) ... [2023-11-23 21:28:52,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71ffc805 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:52, skipping insertion in model container [2023-11-23 21:28:52,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:52" (3/3) ... [2023-11-23 21:28:52,651 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-67.i [2023-11-23 21:28:52,671 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:52,671 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:52,726 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:52,733 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;@3f75e7a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:52,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:28:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:28:52,759 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:52,760 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:52,761 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:52,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:52,767 INFO L85 PathProgramCache]: Analyzing trace with hash 446702603, now seen corresponding path program 1 times [2023-11-23 21:28:52,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:52,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1712098124] [2023-11-23 21:28:52,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:52,784 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 21:28:52,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:52,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:28:52,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:28:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:53,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:53,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2023-11-23 21:28:53,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:53,473 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:53,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1712098124] [2023-11-23 21:28:53,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1712098124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:53,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:53,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:53,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899308022] [2023-11-23 21:28:53,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:53,482 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:53,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:53,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:53,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:53,533 INFO L87 Difference]: Start difference. First operand has 86 states, 53 states have (on average 1.490566037735849) internal successors, (79), 54 states have internal predecessors, (79), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:28:54,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:54,222 INFO L93 Difference]: Finished difference Result 168 states and 304 transitions. [2023-11-23 21:28:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:54,244 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 185 [2023-11-23 21:28:54,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:54,254 INFO L225 Difference]: With dead ends: 168 [2023-11-23 21:28:54,254 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 21:28:54,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 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 21:28:54,264 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:54,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:28:54,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 21:28:54,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 21:28:54,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 51 states have (on average 1.392156862745098) internal successors, (71), 51 states have internal predecessors, (71), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:28:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 131 transitions. [2023-11-23 21:28:54,329 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 131 transitions. Word has length 185 [2023-11-23 21:28:54,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:54,330 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 131 transitions. [2023-11-23 21:28:54,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:28:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2023-11-23 21:28:54,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-23 21:28:54,336 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:54,337 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:54,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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)] Ended with exit code 0 [2023-11-23 21:28:54,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:28:54,545 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:54,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:54,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1068853737, now seen corresponding path program 1 times [2023-11-23 21:28:54,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:54,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [832240068] [2023-11-23 21:28:54,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:54,548 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 21:28:54,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:54,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:28:54,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:28:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:55,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:28:55,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:56,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:28:56,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:28:56,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:28:56,730 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:56,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [832240068] [2023-11-23 21:28:56,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [832240068] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:28:56,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [586357807] [2023-11-23 21:28:56,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:56,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:56,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:28:56,751 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:28:56,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:28:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:57,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:28:57,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:28:58,433 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:58,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [586357807] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:58,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:28:58,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5, 5] total 8 [2023-11-23 21:28:58,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108765355] [2023-11-23 21:28:58,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:58,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:28:58,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:58,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:28:58,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:28:58,440 INFO L87 Difference]: Start difference. First operand 83 states and 131 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:28:59,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:59,565 INFO L93 Difference]: Finished difference Result 238 states and 379 transitions. [2023-11-23 21:28:59,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:28:59,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 185 [2023-11-23 21:28:59,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:59,572 INFO L225 Difference]: With dead ends: 238 [2023-11-23 21:28:59,572 INFO L226 Difference]: Without dead ends: 156 [2023-11-23 21:28:59,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 545 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:28:59,576 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 31 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:28:59,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 251 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-23 21:28:59,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-23 21:28:59,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 143. [2023-11-23 21:28:59,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 80 states have (on average 1.3125) internal successors, (105), 80 states have internal predecessors, (105), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:28:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 225 transitions. [2023-11-23 21:28:59,618 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 225 transitions. Word has length 185 [2023-11-23 21:28:59,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:59,620 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 225 transitions. [2023-11-23 21:28:59,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:28:59,620 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 225 transitions. [2023-11-23 21:28:59,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 21:28:59,625 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:59,625 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:59,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:28:59,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:00,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:00,033 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:00,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:00,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1642505010, now seen corresponding path program 1 times [2023-11-23 21:29:00,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:00,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [29695995] [2023-11-23 21:29:00,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:00,036 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 21:29:00,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:00,045 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:00,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:00,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:29:00,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:29:01,555 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:29:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:29:02,114 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:02,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [29695995] [2023-11-23 21:29:02,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [29695995] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:29:02,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1609798302] [2023-11-23 21:29:02,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:02,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:02,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:29:02,118 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:29:02,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:29:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:02,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:29:02,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:03,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:29:03,867 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:03,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1609798302] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:03,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:29:03,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2023-11-23 21:29:03,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239945453] [2023-11-23 21:29:03,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:03,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:29:03,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:03,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:29:03,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:29:03,872 INFO L87 Difference]: Start difference. First operand 143 states and 225 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:29:06,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:06,094 INFO L93 Difference]: Finished difference Result 248 states and 391 transitions. [2023-11-23 21:29:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:29:06,116 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 186 [2023-11-23 21:29:06,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:06,123 INFO L225 Difference]: With dead ends: 248 [2023-11-23 21:29:06,125 INFO L226 Difference]: Without dead ends: 166 [2023-11-23 21:29:06,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 556 GetRequests, 547 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:29:06,130 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 89 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:06,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 370 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:29:06,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-23 21:29:06,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 153. [2023-11-23 21:29:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 90 states have (on average 1.3333333333333333) internal successors, (120), 90 states have internal predecessors, (120), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:29:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 240 transitions. [2023-11-23 21:29:06,207 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 240 transitions. Word has length 186 [2023-11-23 21:29:06,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:06,208 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 240 transitions. [2023-11-23 21:29:06,208 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, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:29:06,209 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 240 transitions. [2023-11-23 21:29:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 21:29:06,216 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:06,216 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:06,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:06,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:06,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:06,618 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:06,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:06,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1824971204, now seen corresponding path program 1 times [2023-11-23 21:29:06,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:06,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1227646390] [2023-11-23 21:29:06,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:06,620 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 21:29:06,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:06,622 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:06,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 (7)] Waiting until timeout for monitored process [2023-11-23 21:29:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:07,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:29:07,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:29:07,943 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:29:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:29:08,477 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:08,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1227646390] [2023-11-23 21:29:08,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1227646390] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:29:08,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1549800472] [2023-11-23 21:29:08,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:08,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:08,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:29:08,480 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:29:08,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 21:29:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:09,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:29:09,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-23 21:29:09,169 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:29:09,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1549800472] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:29:09,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:29:09,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-23 21:29:09,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236597643] [2023-11-23 21:29:09,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:29:09,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:29:09,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:09,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:29:09,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:29:09,174 INFO L87 Difference]: Start difference. First operand 153 states and 240 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:29:10,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:10,048 INFO L93 Difference]: Finished difference Result 280 states and 434 transitions. [2023-11-23 21:29:10,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:29:10,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2023-11-23 21:29:10,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:10,054 INFO L225 Difference]: With dead ends: 280 [2023-11-23 21:29:10,054 INFO L226 Difference]: Without dead ends: 197 [2023-11-23 21:29:10,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 554 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:29:10,057 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 38 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:10,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 246 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-23 21:29:10,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-11-23 21:29:10,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 193. [2023-11-23 21:29:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 127 states have (on average 1.3700787401574803) internal successors, (174), 128 states have internal predecessors, (174), 62 states have call successors, (62), 3 states have call predecessors, (62), 3 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-23 21:29:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 298 transitions. [2023-11-23 21:29:10,099 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 298 transitions. Word has length 188 [2023-11-23 21:29:10,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:10,100 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 298 transitions. [2023-11-23 21:29:10,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-23 21:29:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 298 transitions. [2023-11-23 21:29:10,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-23 21:29:10,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:10,105 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:10,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:10,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:10,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:10,520 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:10,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:10,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1929568324, now seen corresponding path program 1 times [2023-11-23 21:29:10,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:10,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1208151479] [2023-11-23 21:29:10,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:10,522 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 21:29:10,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:10,524 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:10,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 (9)] Waiting until timeout for monitored process [2023-11-23 21:29:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:10,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:29:10,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:29:11,833 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:29:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:29:12,365 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:29:12,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1208151479] [2023-11-23 21:29:12,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1208151479] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:29:12,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1147448704] [2023-11-23 21:29:12,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:12,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:29:12,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:29:12,369 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:29:12,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-23 21:29:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:14,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:29:14,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:15,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:29:15,171 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:29:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:29:15,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1147448704] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:29:15,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49577825] [2023-11-23 21:29:15,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:15,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:29:15,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:15,700 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:29:15,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-23 21:29:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:16,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:29:16,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:29:16,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 249 proven. 81 refuted. 0 times theorem prover too weak. 1410 trivial. 0 not checked. [2023-11-23 21:29:16,843 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:29:17,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 6 proven. 81 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-23 21:29:17,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49577825] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:29:17,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:29:17,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:29:17,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265932988] [2023-11-23 21:29:17,294 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:29:17,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:29:17,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:29:17,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:29:17,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:29:17,298 INFO L87 Difference]: Start difference. First operand 193 states and 298 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2023-11-23 21:29:19,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:29:19,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:29:19,272 INFO L93 Difference]: Finished difference Result 285 states and 434 transitions. [2023-11-23 21:29:19,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:29:19,273 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 188 [2023-11-23 21:29:19,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:29:19,276 INFO L225 Difference]: With dead ends: 285 [2023-11-23 21:29:19,276 INFO L226 Difference]: Without dead ends: 163 [2023-11-23 21:29:19,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1126 GetRequests, 1114 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:29:19,279 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 109 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:29:19,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 193 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-23 21:29:19,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-23 21:29:19,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2023-11-23 21:29:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 94 states have (on average 1.2446808510638299) internal successors, (117), 94 states have internal predecessors, (117), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:29:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 237 transitions. [2023-11-23 21:29:19,313 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 237 transitions. Word has length 188 [2023-11-23 21:29:19,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:29:19,314 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 237 transitions. [2023-11-23 21:29:19,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (57), 2 states have call predecessors, (57), 4 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2023-11-23 21:29:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 237 transitions. [2023-11-23 21:29:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-23 21:29:19,318 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:19,318 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:29:19,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-11-23 21:29:19,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:19,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:29:19,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:19,934 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:19,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:19,934 INFO L85 PathProgramCache]: Analyzing trace with hash 501886467, now seen corresponding path program 1 times [2023-11-23 21:29:19,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:29:19,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207193599] [2023-11-23 21:29:19,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:19,935 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 21:29:19,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:29:19,938 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 21:29:19,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cbcc30a-9f4b-444e-af37-6e986c7a646c/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 (12)] Waiting until timeout for monitored process [2023-11-23 21:29:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:29:20,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 21:29:20,512 INFO L285 TraceCheckSpWp]: Computing forward predicates...