./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:05:29,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:05:29,938 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:05:29,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:05:29,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:05:29,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:05:29,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:05:29,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:05:29,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:05:29,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:05:29,974 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:05:29,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:05:29,975 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:05:29,975 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:05:29,976 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:05:29,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:05:29,977 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:05:29,977 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:05:29,978 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:05:29,978 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:05:29,979 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:05:29,979 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:05:29,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:05:29,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:05:29,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:05:29,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:05:29,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:05:29,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:05:29,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:05:29,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:05:29,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:05:29,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:05:29,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:05:29,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:05:29,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:05:29,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:05:29,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:05:29,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:05:29,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:05:29,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:05:29,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:05:29,986 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:05:29,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:05:29,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:05:29,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:05:29,986 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:05:29,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:05:29,987 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2023-11-25 00:05:30,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:05:30,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:05:30,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:05:30,318 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:05:30,319 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:05:30,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:33,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:05:33,747 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:05:33,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:33,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/b27cdafe2/c4f33c3819694356ab8ce4233ca2107b/FLAGeeaaafb95 [2023-11-25 00:05:33,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/b27cdafe2/c4f33c3819694356ab8ce4233ca2107b [2023-11-25 00:05:33,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:05:33,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:05:33,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:05:33,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:05:33,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:05:33,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:05:33" (1/1) ... [2023-11-25 00:05:33,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f97ffb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:33, skipping insertion in model container [2023-11-25 00:05:33,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:05:33" (1/1) ... [2023-11-25 00:05:33,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:05:33,983 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2023-11-25 00:05:34,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:05:34,071 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:05:34,094 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2023-11-25 00:05:34,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:05:34,201 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:05:34,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34 WrapperNode [2023-11-25 00:05:34,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:05:34,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:05:34,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:05:34,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:05:34,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,287 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-25 00:05:34,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:05:34,288 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:05:34,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:05:34,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:05:34,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:05:34,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:05:34,346 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:05:34,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:05:34,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (1/1) ... [2023-11-25 00:05:34,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:05:34,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:05:34,413 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:05:34,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:05:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:05:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:05:34,464 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:05:34,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:05:34,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:05:34,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:05:34,591 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:05:34,594 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:05:35,202 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:05:35,597 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:05:35,598 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:05:35,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:05:35 BoogieIcfgContainer [2023-11-25 00:05:35,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:05:35,602 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:05:35,602 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:05:35,606 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:05:35,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:05:33" (1/3) ... [2023-11-25 00:05:35,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e290b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:05:35, skipping insertion in model container [2023-11-25 00:05:35,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:34" (2/3) ... [2023-11-25 00:05:35,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e290b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:05:35, skipping insertion in model container [2023-11-25 00:05:35,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:05:35" (3/3) ... [2023-11-25 00:05:35,609 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:35,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:05:35,631 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:05:35,702 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:05:35,707 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;@7b6fe406, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:05:35,708 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:05:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:05:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-25 00:05:35,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:05:35,724 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:05:35,725 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:05:35,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:05:35,730 INFO L85 PathProgramCache]: Analyzing trace with hash -815808863, now seen corresponding path program 1 times [2023-11-25 00:05:35,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:05:35,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149757148] [2023-11-25 00:05:35,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:35,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:05:35,977 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-25 00:05:35,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1426404693] [2023-11-25 00:05:35,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:35,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:05:35,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:05:35,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:05:36,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-25 00:05:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:05:36,312 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-25 00:05:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-25 00:05:36,567 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-25 00:05:36,611 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-25 00:05:36,612 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-25 00:05:36,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:05:36,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:05:36,820 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-25 00:05:36,824 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-25 00:05:37,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:05:37 BoogieIcfgContainer [2023-11-25 00:05:37,008 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:05:37,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:05:37,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:05:37,008 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:05:37,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:05:35" (3/4) ... [2023-11-25 00:05:37,011 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-25 00:05:37,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:05:37,014 INFO L158 Benchmark]: Toolchain (without parser) took 3234.51ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 114.9MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,014 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 159.4MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:05:37,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.13ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 106.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.30ms. Allocated memory is still 159.4MB. Free memory was 106.0MB in the beginning and 102.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,023 INFO L158 Benchmark]: Boogie Preprocessor took 57.07ms. Allocated memory is still 159.4MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,025 INFO L158 Benchmark]: RCFGBuilder took 1253.71ms. Allocated memory is still 159.4MB. Free memory was 100.6MB in the beginning and 97.8MB in the end (delta: 2.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,025 INFO L158 Benchmark]: TraceAbstraction took 1405.68ms. Allocated memory is still 159.4MB. Free memory was 97.4MB in the beginning and 116.0MB in the end (delta: -18.5MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-25 00:05:37,026 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 114.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:05:37,035 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 159.4MB. Free memory is still 132.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.13ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 106.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.30ms. Allocated memory is still 159.4MB. Free memory was 106.0MB in the beginning and 102.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.07ms. Allocated memory is still 159.4MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1253.71ms. Allocated memory is still 159.4MB. Free memory was 100.6MB in the beginning and 97.8MB in the end (delta: 2.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1405.68ms. Allocated memory is still 159.4MB. Free memory was 97.4MB in the beginning and 116.0MB in the end (delta: -18.5MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 114.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 63, overapproximation of shiftLeft at line 82, overapproximation of shiftRight at line 110, overapproximation of someUnaryDOUBLEoperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned long int var_1_22 = 0; [L40] unsigned char var_1_23 = 64; [L41] unsigned char var_1_24 = 2; [L42] double var_1_25 = 127.75; [L43] double var_1_26 = 9999999999999.2; [L44] double var_1_27 = 9.1; [L45] signed long int var_1_28 = -64; [L46] unsigned char var_1_29 = 8; [L47] unsigned char var_1_30 = 10; [L48] unsigned char var_1_31 = 0; [L49] unsigned char last_1_var_1_10 = 32; [L50] unsigned short int last_1_var_1_12 = 16; [L51] unsigned long int last_1_var_1_13 = 128; [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L165] last_1_var_1_10 = var_1_10 [L166] last_1_var_1_12 = var_1_12 [L167] last_1_var_1_13 = var_1_13 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L120] var_1_3 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L122] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L123] var_1_5 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L125] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L126] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L129] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L130] var_1_7 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L132] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_9=9/5] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_9=9/5] [L135] var_1_9 = __VERIFIER_nondet_double() [L136] 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_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L136] 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_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L137] var_1_11 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L139] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L140] var_1_15 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L142] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L143] var_1_20 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L145] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L146] var_1_21 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L148] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L149] var_1_22 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L151] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L154] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L155] var_1_27 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L157] var_1_30 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L159] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L160] var_1_31 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L162] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=127, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=64, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=127, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5] [L178] RET updateVariables() [L179] CALL step() [L55] COND FALSE !(var_1_20 || var_1_21) [L58] var_1_23 = var_1_24 [L59] COND FALSE !(var_1_23 > var_1_19) [L62] COND FALSE !(var_1_22 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) [L67] var_1_28 = -256 [L68] COND TRUE var_1_28 != -32 [L69] var_1_29 = (var_1_30 + var_1_31) [L73] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L74] var_1_12 = var_1_6 [L76] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; [L77] COND TRUE var_1_6 <= stepLocal_2 [L78] var_1_10 = var_1_11 [L82] EXPR 1 << var_1_10 [L82] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L89] var_1_13 = var_1_6 [L91] var_1_18 = var_1_3 [L92] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L93] unsigned char stepLocal_3 = var_1_10; [L94] COND TRUE (- var_1_9) <= var_1_8 [L95] COND FALSE !(\read(var_1_15)) [L104] var_1_16 = var_1_3 [L109] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; [L110] EXPR var_1_16 >> var_1_3 [L110] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L111] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR var_1_16 >> var_1_3 [L170] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) [L170] EXPR 1 << var_1_10 [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) [L170-L171] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=1, var_1_11=1, var_1_12=6, var_1_13=6, var_1_15=0, var_1_16=0, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=50, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=0, var_1_28=-256, var_1_29=127, var_1_30=0, var_1_31=127, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=1, var_1_11=1, var_1_12=6, var_1_13=6, var_1_15=0, var_1_16=0, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=50, var_1_23=50, var_1_24=50, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=0, var_1_28=-256, var_1_29=127, var_1_30=0, var_1_31=127, var_1_3=0, var_1_5=-1, var_1_6=6, var_1_7=5, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 28, 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=52occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-25 00:05:37,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:05:39,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:05:39,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-25 00:05:39,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:05:39,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:05:39,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:05:39,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:05:39,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:05:39,868 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:05:39,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:05:39,874 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:05:39,874 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:05:39,875 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:05:39,877 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:05:39,877 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:05:39,878 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:05:39,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:05:39,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:05:39,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:05:39,880 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:05:39,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:05:39,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:05:39,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:05:39,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:05:39,883 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-25 00:05:39,883 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-25 00:05:39,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-25 00:05:39,884 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:05:39,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:05:39,885 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:05:39,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:05:39,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-25 00:05:39,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:05:39,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:05:39,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:05:39,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:05:39,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:05:39,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:05:39,889 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-25 00:05:39,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-25 00:05:39,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:05:39,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:05:39,891 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:05:39,891 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:05:39,891 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2023-11-25 00:05:40,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:05:40,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:05:40,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:05:40,374 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:05:40,374 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:05:40,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:43,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:05:44,143 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:05:44,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:44,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/14bdcc5a7/e697e284435045b79fa0a87ef040b9f1/FLAG8f4688d33 [2023-11-25 00:05:44,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/data/14bdcc5a7/e697e284435045b79fa0a87ef040b9f1 [2023-11-25 00:05:44,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:05:44,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:05:44,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:05:44,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:05:44,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:05:44,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69decf21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44, skipping insertion in model container [2023-11-25 00:05:44,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,244 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:05:44,443 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2023-11-25 00:05:44,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:05:44,519 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:05:44,535 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_e9f81c49-23a7-493d-92a4-a4f35a84221d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2023-11-25 00:05:44,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:05:44,595 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:05:44,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44 WrapperNode [2023-11-25 00:05:44,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:05:44,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:05:44,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:05:44,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:05:44,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,663 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2023-11-25 00:05:44,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:05:44,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:05:44,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:05:44,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:05:44,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:05:44,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:05:44,709 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:05:44,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:05:44,710 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (1/1) ... [2023-11-25 00:05:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:05:44,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:05:44,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:05:44,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:05:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:05:44,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-25 00:05:44,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-25 00:05:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-25 00:05:44,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:05:44,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:05:44,938 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:05:44,943 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:05:45,454 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:05:45,503 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:05:45,504 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:05:45,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:05:45 BoogieIcfgContainer [2023-11-25 00:05:45,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:05:45,507 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:05:45,507 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:05:45,510 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:05:45,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:05:44" (1/3) ... [2023-11-25 00:05:45,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f212846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:05:45, skipping insertion in model container [2023-11-25 00:05:45,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:05:44" (2/3) ... [2023-11-25 00:05:45,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f212846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:05:45, skipping insertion in model container [2023-11-25 00:05:45,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:05:45" (3/3) ... [2023-11-25 00:05:45,513 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2023-11-25 00:05:45,531 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:05:45,531 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:05:45,601 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:05:45,609 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;@29c69dc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:05:45,610 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:05:45,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:05:45,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-25 00:05:45,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:05:45,640 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:05:45,640 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:05:45,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:05:45,647 INFO L85 PathProgramCache]: Analyzing trace with hash -778148428, now seen corresponding path program 1 times [2023-11-25 00:05:45,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:05:45,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657834483] [2023-11-25 00:05:45,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:45,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:05:45,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:05:45,674 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:05:45,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-25 00:05:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:05:46,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-25 00:05:46,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:05:46,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-25 00:05:46,222 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-25 00:05:46,223 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:05:46,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657834483] [2023-11-25 00:05:46,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657834483] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:05:46,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:05:46,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:05:46,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067195764] [2023-11-25 00:05:46,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:05:46,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:05:46,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:05:46,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:05:46,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:05:46,263 INFO L87 Difference]: Start difference. First operand has 76 states, 45 states have (on average 1.4444444444444444) internal successors, (65), 46 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-25 00:05:46,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:05:46,402 INFO L93 Difference]: Finished difference Result 149 states and 268 transitions. [2023-11-25 00:05:46,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:05:46,410 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 174 [2023-11-25 00:05:46,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:05:46,419 INFO L225 Difference]: With dead ends: 149 [2023-11-25 00:05:46,419 INFO L226 Difference]: Without dead ends: 74 [2023-11-25 00:05:46,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:05:46,427 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:05:46,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-25 00:05:46,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-25 00:05:46,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-25 00:05:46,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-25 00:05:46,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 115 transitions. [2023-11-25 00:05:46,483 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 115 transitions. Word has length 174 [2023-11-25 00:05:46,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:05:46,484 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 115 transitions. [2023-11-25 00:05:46,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-25 00:05:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2023-11-25 00:05:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-25 00:05:46,489 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:05:46,489 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:05:46,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-25 00:05:46,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:05:46,710 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:05:46,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:05:46,711 INFO L85 PathProgramCache]: Analyzing trace with hash 969304598, now seen corresponding path program 1 times [2023-11-25 00:05:46,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:05:46,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [986436835] [2023-11-25 00:05:46,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:46,714 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:05:46,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:05:46,716 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:05:46,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-25 00:05:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:05:47,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-25 00:05:47,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:05:49,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 501 proven. 126 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-11-25 00:05:49,928 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:05:52,321 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-25 00:05:52,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [986436835] [2023-11-25 00:05:52,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [986436835] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:05:52,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [38984902] [2023-11-25 00:05:52,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:52,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-25 00:05:52,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-25 00:05:52,324 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-25 00:05:52,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-25 00:05:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:05:53,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-25 00:05:53,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:05:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-25 00:05:54,739 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:05:56,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [38984902] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:05:56,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389746030] [2023-11-25 00:05:56,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:05:56,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-25 00:05:56,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:05:56,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-25 00:05:56,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-25 00:05:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:05:56,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-25 00:05:56,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-25 00:05:58,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 501 proven. 126 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-11-25 00:05:58,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-25 00:05:59,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389746030] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-25 00:05:59,795 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-25 00:05:59,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 9] total 9 [2023-11-25 00:05:59,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498407286] [2023-11-25 00:05:59,797 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-25 00:05:59,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-25 00:05:59,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-25 00:05:59,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-25 00:05:59,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2023-11-25 00:05:59,802 INFO L87 Difference]: Start difference. First operand 74 states and 115 transitions. Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-25 00:06:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:06:01,312 INFO L93 Difference]: Finished difference Result 231 states and 352 transitions. [2023-11-25 00:06:01,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-25 00:06:01,320 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 175 [2023-11-25 00:06:01,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:06:01,326 INFO L225 Difference]: With dead ends: 231 [2023-11-25 00:06:01,326 INFO L226 Difference]: Without dead ends: 158 [2023-11-25 00:06:01,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 958 GetRequests, 934 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=236, Invalid=414, Unknown=0, NotChecked=0, Total=650 [2023-11-25 00:06:01,330 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 77 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-25 00:06:01,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 623 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-25 00:06:01,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-25 00:06:01,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 138. [2023-11-25 00:06:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 77 states have internal predecessors, (97), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-25 00:06:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 209 transitions. [2023-11-25 00:06:01,389 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 209 transitions. Word has length 175 [2023-11-25 00:06:01,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:06:01,390 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 209 transitions. [2023-11-25 00:06:01,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 9 states have internal predecessors, (70), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2023-11-25 00:06:01,391 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 209 transitions. [2023-11-25 00:06:01,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-25 00:06:01,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:06:01,396 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:06:01,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-25 00:06:01,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-25 00:06:01,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-25 00:06:02,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:06:02,007 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:06:02,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:06:02,008 INFO L85 PathProgramCache]: Analyzing trace with hash 711139160, now seen corresponding path program 1 times [2023-11-25 00:06:02,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-25 00:06:02,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416819456] [2023-11-25 00:06:02,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:06:02,010 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-25 00:06:02,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-25 00:06:02,011 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-25 00:06:02,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9f81c49-23a7-493d-92a4-a4f35a84221d/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-25 00:06:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:06:02,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-25 00:06:02,261 INFO L285 TraceCheckSpWp]: Computing forward predicates...