./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX --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 b2a57ed806019e2a314732595f6a56c6ec2b2df5289c00e3d1fce673fb6d9182 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:11,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:11,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:03:11,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:11,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:12,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:12,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:12,017 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:12,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:12,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:12,018 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:12,019 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:12,020 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:12,020 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:03:12,021 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:12,021 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:12,021 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:03:12,022 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:03:12,022 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:12,023 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:03:12,023 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:03:12,024 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:03:12,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:12,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:12,026 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:12,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:03:12,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:12,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:12,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:12,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:12,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:12,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:12,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:12,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:12,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:12,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:12,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:12,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:12,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:12,030 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:12,031 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:03:12,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:03:12,031 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:12,031 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:12,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:12,032 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2a57ed806019e2a314732595f6a56c6ec2b2df5289c00e3d1fce673fb6d9182 [2023-11-12 01:03:12,289 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:12,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:12,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:12,350 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:12,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:12,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:15,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:15,924 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:15,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:15,942 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/d9096e162/5457fc9c837f4d04af52ac538576ca8d/FLAGe242f534d [2023-11-12 01:03:15,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/d9096e162/5457fc9c837f4d04af52ac538576ca8d [2023-11-12 01:03:15,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:15,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:15,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:15,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:15,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:15,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:15" (1/1) ... [2023-11-12 01:03:15,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8e96fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:15, skipping insertion in model container [2023-11-12 01:03:15,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:15" (1/1) ... [2023-11-12 01:03:16,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:16,243 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i[915,928] [2023-11-12 01:03:16,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:16,334 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:16,347 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i[915,928] [2023-11-12 01:03:16,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:16,419 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:16,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16 WrapperNode [2023-11-12 01:03:16,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:16,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:16,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:16,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:16,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,485 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-12 01:03:16,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:16,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:16,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:16,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:16,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,521 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:16,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:16,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:16,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:16,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (1/1) ... [2023-11-12 01:03:16,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:16,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:16,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:16,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:03:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:16,788 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:16,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:17,250 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:17,462 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:17,462 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:17,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:17 BoogieIcfgContainer [2023-11-12 01:03:17,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:17,468 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:17,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:17,471 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:17,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:15" (1/3) ... [2023-11-12 01:03:17,472 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431e767e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:17, skipping insertion in model container [2023-11-12 01:03:17,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:16" (2/3) ... [2023-11-12 01:03:17,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@431e767e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:17, skipping insertion in model container [2023-11-12 01:03:17,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:17" (3/3) ... [2023-11-12 01:03:17,474 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:17,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:17,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:17,545 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:17,552 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;@1d232f1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:17,552 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 01:03:17,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-12 01:03:17,570 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:17,571 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:17,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:17,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:17,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1207960826, now seen corresponding path program 1 times [2023-11-12 01:03:17,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:03:17,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166334446] [2023-11-12 01:03:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:17,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:03:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:18,319 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:03:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:18,669 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:03:18,671 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:03:18,672 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:03:18,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 01:03:18,680 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:03:18,685 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:03:18,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:03:18 BoogieIcfgContainer [2023-11-12 01:03:18,849 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:03:18,851 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:03:18,852 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:03:18,852 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:03:18,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:17" (3/4) ... [2023-11-12 01:03:18,856 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:03:18,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:03:18,859 INFO L158 Benchmark]: Toolchain (without parser) took 2885.18ms. Allocated memory is still 176.2MB. Free memory was 131.6MB in the beginning and 102.9MB in the end (delta: 28.6MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,859 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:18,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.36ms. Allocated memory is still 176.2MB. Free memory was 131.6MB in the beginning and 116.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.42ms. Allocated memory is still 176.2MB. Free memory was 116.9MB in the beginning and 114.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,864 INFO L158 Benchmark]: Boogie Preprocessor took 44.60ms. Allocated memory is still 176.2MB. Free memory was 114.2MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,869 INFO L158 Benchmark]: RCFGBuilder took 933.42ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 112.1MB in the end (delta: 29.4kB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,870 INFO L158 Benchmark]: TraceAbstraction took 1380.78ms. Allocated memory is still 176.2MB. Free memory was 111.1MB in the beginning and 104.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-12 01:03:18,871 INFO L158 Benchmark]: Witness Printer took 6.34ms. Allocated memory is still 176.2MB. Free memory was 104.0MB in the beginning and 102.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:18,880 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.36ms. Allocated memory is still 176.2MB. Free memory was 131.6MB in the beginning and 116.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.42ms. Allocated memory is still 176.2MB. Free memory was 116.9MB in the beginning and 114.2MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.60ms. Allocated memory is still 176.2MB. Free memory was 114.2MB in the beginning and 112.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.42ms. Allocated memory is still 176.2MB. Free memory was 112.1MB in the beginning and 112.1MB in the end (delta: 29.4kB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1380.78ms. Allocated memory is still 176.2MB. Free memory was 111.1MB in the beginning and 104.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 6.34ms. Allocated memory is still 176.2MB. Free memory was 104.0MB in the beginning and 102.9MB 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 someBinaryFLOATComparisonOperation at line 64, overapproximation of shiftRight at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 147, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.9; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 31.5; [L26] float var_1_5 = 25.4; [L27] float var_1_6 = 9.5; [L28] float var_1_7 = 63.2; [L29] unsigned long int var_1_8 = 1; [L30] signed short int var_1_10 = -50; [L31] unsigned long int var_1_11 = 8; [L32] unsigned char var_1_12 = 32; [L33] float var_1_13 = 15.625; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_15 = 0; [L36] unsigned char var_1_16 = 1; [L37] unsigned char var_1_17 = 1; [L38] unsigned char var_1_19 = 0; [L39] unsigned char var_1_20 = 8; [L40] unsigned short int var_1_21 = 16; [L41] unsigned short int var_1_22 = 128; [L42] signed short int var_1_23 = 128; [L43] signed short int var_1_24 = -256; [L44] unsigned short int var_1_25 = 32; [L45] unsigned short int var_1_26 = 128; [L46] double var_1_27 = 25.5; [L47] double var_1_28 = 200.9; [L48] signed char var_1_29 = -10; [L49] signed char var_1_30 = -32; [L50] signed char var_1_31 = -5; [L51] unsigned char var_1_32 = 1; [L52] double var_1_33 = 199.5; [L53] unsigned long int var_1_34 = 4; [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] FCALL updateLastVariables() [L166] CALL updateVariables() [L108] var_1_2 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L110] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L111] var_1_3 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L113] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=63/2, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L114] var_1_4 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=127/5, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L116] var_1_5 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=19/2, var_1_7=316/5, var_1_8=1] [L118] var_1_6 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=316/5, var_1_8=1] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=316/5, var_1_8=1] [L120] var_1_7 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L122] var_1_11 = __VERIFIER_nondet_ulong() [L123] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L124] CALL assume_abort_if_not(var_1_11 <= 33) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_11 <= 33) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=125/8, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L125] var_1_13 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L127] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=0, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L128] var_1_15 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L130] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L131] var_1_16 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L133] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L134] var_1_17 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L136] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L137] var_1_19 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L139] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=-256, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L140] var_1_24 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_24 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_24 >= -32767) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L142] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=128, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L143] var_1_26 = __VERIFIER_nondet_ushort() [L144] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L145] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=2009/10, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L146] var_1_28 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=-32, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L148] var_1_30 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L150] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=-5, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L151] var_1_31 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_31 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_31 >= -127) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L153] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, var_1_10=-50, var_1_11=8, var_1_12=32, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=39/10, var_1_20=8, var_1_21=16, var_1_22=128, var_1_23=128, var_1_24=32766, var_1_25=32, var_1_26=4, var_1_27=51/2, var_1_28=4294967310, var_1_29=-10, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=399/2, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=1] [L166] RET updateVariables() [L167] CALL step() [L57] var_1_23 = var_1_24 [L58] var_1_25 = var_1_26 [L59] var_1_27 = var_1_28 [L60] var_1_29 = ((((((((10) > (var_1_30)) ? (10) : (var_1_30)))) < (((((var_1_31) > (-8)) ? (var_1_31) : (-8))))) ? (((((10) > (var_1_30)) ? (10) : (var_1_30)))) : (((((var_1_31) > (-8)) ? (var_1_31) : (-8)))))) [L61] var_1_32 = 1 [L62] var_1_33 = var_1_28 [L63] var_1_34 = var_1_26 [L64] COND TRUE var_1_6 == (var_1_4 / var_1_13) [L65] var_1_12 = var_1_11 [L67] var_1_20 = var_1_11 [L68] var_1_21 = 8 [L69] EXPR 2u >> var_1_11 [L69] COND TRUE (var_1_21 + var_1_12) > (2u >> var_1_11) [L70] COND FALSE !(var_1_12 != var_1_21) [L73] var_1_10 = 128 [L76] COND TRUE ! var_1_2 [L77] COND FALSE !(var_1_2 || var_1_3) [L80] COND TRUE ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))) >= var_1_21 [L81] var_1_14 = (var_1_2 || var_1_16) [L87] unsigned char stepLocal_1 = var_1_14; [L88] unsigned char stepLocal_0 = var_1_14; [L89] COND TRUE var_1_14 || stepLocal_0 [L90] COND TRUE stepLocal_1 || var_1_14 [L91] var_1_1 = (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7) [L98] COND FALSE !(var_1_6 > (- var_1_7)) [L103] var_1_8 = var_1_20 [L105] var_1_22 = var_1_8 [L167] RET step() [L168] CALL, EXPR property() [L158] EXPR (((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1) [L158-L159] return ((((((((var_1_14 || var_1_14) ? ((var_1_14 || var_1_14) ? (var_1_1 == ((float) (((((((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) > (var_1_6)) ? (((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) : (var_1_6))) - var_1_7))) : (var_1_1 == ((float) 1.0000000075E8f))) : (var_1_1 == ((float) var_1_7))) && ((var_1_6 > (- var_1_7)) ? ((var_1_5 == (((((var_1_6 * var_1_7)) > (var_1_1)) ? ((var_1_6 * var_1_7)) : (var_1_1)))) ? (var_1_8 == ((unsigned long int) 8u)) : 1) : (var_1_8 == ((unsigned long int) var_1_20)))) && (((var_1_21 + var_1_12) > (2u >> var_1_11)) ? ((var_1_12 != var_1_21) ? (var_1_10 == ((signed short int) var_1_11)) : (var_1_10 == ((signed short int) 128))) : 1)) && ((var_1_6 == (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned char) var_1_11)) : 1)) && ((! var_1_2) ? ((var_1_2 || var_1_3) ? (var_1_14 == ((unsigned char) ((! (! var_1_15)) && (var_1_16 && var_1_17)))) : ((((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))) >= var_1_21) ? (var_1_14 == ((unsigned char) (var_1_2 || var_1_16))) : (var_1_14 == ((unsigned char) (! var_1_19))))) : 1)) && (var_1_20 == ((unsigned char) var_1_11))) && (var_1_21 == ((unsigned short int) 8))) && (var_1_22 == ((unsigned short int) var_1_8)) ; [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=128, var_1_11=8, var_1_12=8, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=400000003/4, var_1_20=8, var_1_21=8, var_1_22=8, var_1_23=32766, var_1_24=32766, var_1_25=4, var_1_26=4, var_1_27=4294967310, var_1_28=4294967310, var_1_29=126, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=4294967310, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=128, var_1_11=8, var_1_12=8, var_1_13=4294967311, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=1, var_1_19=0, var_1_1=400000003/4, var_1_20=8, var_1_21=8, var_1_22=8, var_1_23=32766, var_1_24=32766, var_1_25=4, var_1_26=4, var_1_27=4294967310, var_1_28=4294967310, var_1_29=126, var_1_2=0, var_1_30=126, var_1_31=126, var_1_32=1, var_1_33=4294967310, var_1_34=4, var_1_3=0, var_1_4=4294967313, var_1_5=4294967309, var_1_6=4294967312, var_1_7=400000003/4, var_1_8=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 01:03:18,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX --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 b2a57ed806019e2a314732595f6a56c6ec2b2df5289c00e3d1fce673fb6d9182 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:21,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:21,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:03:21,868 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:21,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:21,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:21,919 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:21,920 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:21,921 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:21,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:21,927 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:21,928 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:21,928 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:21,930 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:21,931 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:21,931 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:21,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:21,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:21,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:21,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:21,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:21,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:21,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:21,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:21,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:03:21,938 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:03:21,938 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:03:21,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:21,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:21,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:21,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:21,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:03:21,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:21,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:21,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:21,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:21,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:21,944 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:03:21,945 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:21,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:21,946 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:21,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:21,947 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2a57ed806019e2a314732595f6a56c6ec2b2df5289c00e3d1fce673fb6d9182 [2023-11-12 01:03:22,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:22,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:22,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:22,479 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:22,480 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:22,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:25,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:25,954 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:25,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:25,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/8b293f997/effd776e75cc4582b2183e0a95c29fe3/FLAG65052529d [2023-11-12 01:03:25,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/data/8b293f997/effd776e75cc4582b2183e0a95c29fe3 [2023-11-12 01:03:25,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:25,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:25,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:25,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:25,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:25,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b69703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25, skipping insertion in model container [2023-11-12 01:03:25,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:26,032 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:26,197 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i[915,928] [2023-11-12 01:03:26,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:26,327 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:26,350 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_abe09ff8-8669-41b8-a9b1-68a64fa78556/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-27.i[915,928] [2023-11-12 01:03:26,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:26,453 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:26,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26 WrapperNode [2023-11-12 01:03:26,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:26,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:26,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:26,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:26,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,540 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-12 01:03:26,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:26,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:26,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:26,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:26,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,588 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:26,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:26,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:26,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:26,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (1/1) ... [2023-11-12 01:03:26,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:26,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:26,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:26,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:26,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:26,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:03:26,674 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:26,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:26,779 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:26,781 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:33,250 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:33,258 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:33,259 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:33,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:33 BoogieIcfgContainer [2023-11-12 01:03:33,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:33,264 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:33,264 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:33,267 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:33,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:25" (1/3) ... [2023-11-12 01:03:33,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e70c80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:33, skipping insertion in model container [2023-11-12 01:03:33,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:26" (2/3) ... [2023-11-12 01:03:33,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e70c80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:33, skipping insertion in model container [2023-11-12 01:03:33,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:33" (3/3) ... [2023-11-12 01:03:33,270 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-27.i [2023-11-12 01:03:33,290 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:33,290 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:33,356 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:33,362 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;@422830a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:33,362 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:33,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 01:03:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-12 01:03:33,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:33,392 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:33,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:33,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:33,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1018441539, now seen corresponding path program 1 times [2023-11-12 01:03:33,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:33,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1633499364] [2023-11-12 01:03:33,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:33,412 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 [2023-11-12 01:03:33,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:33,413 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:33,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:34,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:34,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:03:34,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 1108 trivial. 0 not checked. [2023-11-12 01:03:34,384 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:34,385 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:34,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1633499364] [2023-11-12 01:03:34,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1633499364] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:34,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:34,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:03:34,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627536868] [2023-11-12 01:03:34,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:34,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:03:34,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:34,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:03:34,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:34,429 INFO L87 Difference]: Start difference. First operand has 78 states, 46 states have (on average 1.326086956521739) internal successors, (61), 47 states have internal predecessors, (61), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 01:03:34,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:34,465 INFO L93 Difference]: Finished difference Result 149 states and 261 transitions. [2023-11-12 01:03:34,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:03:34,468 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 179 [2023-11-12 01:03:34,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:34,477 INFO L225 Difference]: With dead ends: 149 [2023-11-12 01:03:34,478 INFO L226 Difference]: Without dead ends: 74 [2023-11-12 01:03:34,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:34,488 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:34,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:03:34,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-12 01:03:34,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-12 01:03:34,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 43 states have (on average 1.255813953488372) internal successors, (54), 43 states have internal predecessors, (54), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 01:03:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 112 transitions. [2023-11-12 01:03:34,541 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 112 transitions. Word has length 179 [2023-11-12 01:03:34,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:34,542 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 112 transitions. [2023-11-12 01:03:34,542 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, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 01:03:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-11-12 01:03:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-12 01:03:34,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:34,548 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:34,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:34,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:34,763 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:34,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:34,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1418292103, now seen corresponding path program 1 times [2023-11-12 01:03:34,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:34,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [491262464] [2023-11-12 01:03:34,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:34,765 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 [2023-11-12 01:03:34,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:34,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:34,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:35,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 01:03:35,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2023-11-12 01:03:36,264 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:03:36,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 01:03:36,544 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:36,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [491262464] [2023-11-12 01:03:36,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [491262464] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-12 01:03:36,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 01:03:36,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-12 01:03:36,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125943905] [2023-11-12 01:03:36,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:36,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:03:36,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:36,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:03:36,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:03:36,558 INFO L87 Difference]: Start difference. First operand 74 states and 112 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 01:03:39,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:39,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:39,707 INFO L93 Difference]: Finished difference Result 149 states and 224 transitions. [2023-11-12 01:03:39,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:03:39,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 179 [2023-11-12 01:03:39,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:39,754 INFO L225 Difference]: With dead ends: 149 [2023-11-12 01:03:39,755 INFO L226 Difference]: Without dead ends: 78 [2023-11-12 01:03:39,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-12 01:03:39,758 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 53 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:39,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 160 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2023-11-12 01:03:39,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-12 01:03:39,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-12 01:03:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 46 states have internal predecessors, (56), 29 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 01:03:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 114 transitions. [2023-11-12 01:03:39,778 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 114 transitions. Word has length 179 [2023-11-12 01:03:39,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:39,780 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 114 transitions. [2023-11-12 01:03:39,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 01:03:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2023-11-12 01:03:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-12 01:03:39,785 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:39,785 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:39,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:40,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:40,005 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:40,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:40,006 INFO L85 PathProgramCache]: Analyzing trace with hash 6243672, now seen corresponding path program 1 times [2023-11-12 01:03:40,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:40,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394386290] [2023-11-12 01:03:40,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:40,008 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 [2023-11-12 01:03:40,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:40,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:40,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 01:03:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:40,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 01:03:40,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:41,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 01:03:41,662 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:41,662 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:41,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [394386290] [2023-11-12 01:03:41,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [394386290] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:41,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:41,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:03:41,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402689707] [2023-11-12 01:03:41,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:41,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 01:03:41,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:41,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 01:03:41,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:03:41,666 INFO L87 Difference]: Start difference. First operand 78 states and 114 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 01:03:44,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:46,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:46,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:46,210 INFO L93 Difference]: Finished difference Result 228 states and 336 transitions. [2023-11-12 01:03:46,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 01:03:46,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 180 [2023-11-12 01:03:46,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:46,267 INFO L225 Difference]: With dead ends: 228 [2023-11-12 01:03:46,268 INFO L226 Difference]: Without dead ends: 153 [2023-11-12 01:03:46,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 01:03:46,270 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 17 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:46,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 207 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 4.5s Time] [2023-11-12 01:03:46,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-11-12 01:03:46,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 149. [2023-11-12 01:03:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 86 states have (on average 1.186046511627907) internal successors, (102), 86 states have internal predecessors, (102), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 01:03:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 218 transitions. [2023-11-12 01:03:46,329 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 218 transitions. Word has length 180 [2023-11-12 01:03:46,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:46,331 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 218 transitions. [2023-11-12 01:03:46,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 01:03:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 218 transitions. [2023-11-12 01:03:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 01:03:46,335 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:46,335 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:46,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:46,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:46,543 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:46,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:46,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1169111909, now seen corresponding path program 1 times [2023-11-12 01:03:46,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:46,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1617164407] [2023-11-12 01:03:46,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:46,545 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 [2023-11-12 01:03:46,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:46,546 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:46,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 01:03:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:47,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 01:03:47,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:51,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 46 proven. 672 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-12 01:03:51,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 01:03:52,726 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:52,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1617164407] [2023-11-12 01:03:52,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1617164407] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 01:03:52,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [748807791] [2023-11-12 01:03:52,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:52,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:52,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 01:03:52,732 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 01:03:52,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe09ff8-8669-41b8-a9b1-68a64fa78556/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-12 01:03:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:54,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-12 01:03:54,834 INFO L285 TraceCheckSpWp]: Computing forward predicates...