./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh --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 f0cdb517c6ed90cda1cd3e94f00bae8b6cabe77cbd5b1a0698d77a44e665cc3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:39:59,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:39:59,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 14:39:59,464 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:39:59,465 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:39:59,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:39:59,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:39:59,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:39:59,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:39:59,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:39:59,493 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:39:59,494 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:39:59,494 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:39:59,495 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:39:59,495 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:39:59,496 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:39:59,496 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:39:59,497 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:39:59,497 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:39:59,498 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:39:59,499 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:39:59,499 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:39:59,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:39:59,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:39:59,501 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:39:59,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:39:59,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:39:59,502 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:39:59,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:39:59,503 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:39:59,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:39:59,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:39:59,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:39:59,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:39:59,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:39:59,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:39:59,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:39:59,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:39:59,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:39:59,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:39:59,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:39:59,507 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:39:59,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:39:59,507 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:39:59,507 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:39:59,507 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:39:59,508 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:39:59,508 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_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0cdb517c6ed90cda1cd3e94f00bae8b6cabe77cbd5b1a0698d77a44e665cc3b [2023-12-02 14:39:59,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:39:59,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:39:59,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:39:59,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:39:59,747 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:39:59,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:02,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:40:02,716 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:40:02,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:02,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/39a203d2f/6a56a9bb1842405185b92218907b8513/FLAG6de669aed [2023-12-02 14:40:02,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/39a203d2f/6a56a9bb1842405185b92218907b8513 [2023-12-02 14:40:02,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:40:02,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:40:02,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:40:02,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:40:02,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:40:02,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:02" (1/1) ... [2023-12-02 14:40:02,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3147ee50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:02, skipping insertion in model container [2023-12-02 14:40:02,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:02" (1/1) ... [2023-12-02 14:40:02,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:40:02,910 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_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i[915,928] [2023-12-02 14:40:02,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:40:02,975 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:40:02,988 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_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i[915,928] [2023-12-02 14:40:03,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:40:03,041 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:40:03,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03 WrapperNode [2023-12-02 14:40:03,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:40:03,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:40:03,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:40:03,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:40:03,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,088 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-12-02 14:40:03,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:40:03,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:40:03,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:40:03,089 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:40:03,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,114 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:40:03,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:40:03,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:40:03,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:40:03,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (1/1) ... [2023-12-02 14:40:03,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:40:03,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:40:03,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:40:03,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:40:03,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:40:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:40:03,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:40:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:40:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:40:03,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:40:03,312 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:40:03,315 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:40:03,687 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:40:03,878 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:40:03,879 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:40:03,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:03 BoogieIcfgContainer [2023-12-02 14:40:03,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:40:03,884 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:40:03,884 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:40:03,887 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:40:03,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:40:02" (1/3) ... [2023-12-02 14:40:03,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c83966c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:03, skipping insertion in model container [2023-12-02 14:40:03,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:03" (2/3) ... [2023-12-02 14:40:03,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c83966c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:03, skipping insertion in model container [2023-12-02 14:40:03,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:03" (3/3) ... [2023-12-02 14:40:03,891 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:03,911 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:40:03,912 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:40:03,956 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:40:03,961 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;@7c3f6605, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:40:03,961 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:40:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:40:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 14:40:03,980 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:40:03,981 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:40:03,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:40:03,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:40:03,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1169644281, now seen corresponding path program 1 times [2023-12-02 14:40:03,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:40:03,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504154784] [2023-12-02 14:40:03,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:03,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:40:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:40:04,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 14:40:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:40:04,730 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 14:40:04,732 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 14:40:04,734 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 14:40:04,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 14:40:04,740 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 14:40:04,745 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:40:04,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:40:04 BoogieIcfgContainer [2023-12-02 14:40:04,864 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:40:04,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:40:04,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:40:04,865 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:40:04,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:03" (3/4) ... [2023-12-02 14:40:04,868 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 14:40:04,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:40:04,871 INFO L158 Benchmark]: Toolchain (without parser) took 2129.74ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 124.7MB in the beginning and 162.0MB in the end (delta: -37.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,871 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:40:04,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.50ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 109.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,873 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.27ms. Allocated memory is still 165.7MB. Free memory was 109.2MB in the beginning and 106.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,873 INFO L158 Benchmark]: Boogie Preprocessor took 30.40ms. Allocated memory is still 165.7MB. Free memory was 106.2MB in the beginning and 104.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,874 INFO L158 Benchmark]: RCFGBuilder took 760.38ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 104.2MB in the beginning and 157.1MB in the end (delta: -52.9MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,875 INFO L158 Benchmark]: TraceAbstraction took 980.27ms. Allocated memory is still 213.9MB. Free memory was 156.0MB in the beginning and 163.0MB in the end (delta: -6.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-12-02 14:40:04,875 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 213.9MB. Free memory was 163.0MB in the beginning and 162.0MB in the end (delta: 972.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:40:04,879 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.50ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 109.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.27ms. Allocated memory is still 165.7MB. Free memory was 109.2MB in the beginning and 106.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.40ms. Allocated memory is still 165.7MB. Free memory was 106.2MB in the beginning and 104.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 760.38ms. Allocated memory was 165.7MB in the beginning and 213.9MB in the end (delta: 48.2MB). Free memory was 104.2MB in the beginning and 157.1MB in the end (delta: -52.9MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * TraceAbstraction took 980.27ms. Allocated memory is still 213.9MB. Free memory was 156.0MB in the beginning and 163.0MB in the end (delta: -6.9MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 213.9MB. Free memory was 163.0MB in the beginning and 162.0MB in the end (delta: 972.8kB). 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 92, overapproximation of someBinaryArithmeticDOUBLEoperation at line 93, overapproximation of someUnaryDOUBLEoperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 93. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -10; [L23] float var_1_3 = 32.4; [L24] float var_1_4 = 49.2; [L25] signed short int var_1_7 = 10; [L26] signed short int var_1_8 = 64; [L27] signed short int var_1_9 = 256; [L28] signed char var_1_10 = -5; [L29] signed char var_1_11 = 5; [L30] double var_1_12 = 256.4; [L31] float var_1_13 = 2.6; [L32] float var_1_14 = 128.125; [L33] double var_1_15 = 32.5; [L34] double var_1_16 = 10000000000.25; [L35] signed char var_1_17 = -5; [L36] unsigned char var_1_19 = 0; [L37] unsigned char var_1_20 = 0; [L38] signed long int var_1_21 = 1; [L39] signed short int var_1_22 = 17178; [L40] signed short int var_1_23 = 5; [L41] signed long int var_1_25 = -4; [L42] signed short int var_1_26 = 10; [L43] unsigned char var_1_27 = 0; [L44] signed short int var_1_28 = -16; [L45] signed short int var_1_29 = 32; [L46] unsigned char var_1_30 = 0; [L47] unsigned char var_1_31 = 1; [L48] unsigned long int var_1_32 = 128; [L49] float var_1_33 = 1.25; [L50] float var_1_34 = 10000000000.4; [L51] double var_1_35 = 256.4; [L52] unsigned long int var_1_36 = 10; [L53] unsigned long int var_1_37 = 100; [L54] unsigned long int var_1_38 = 3525034194; [L55] unsigned long int var_1_39 = 4; [L56] unsigned short int var_1_40 = 32; [L57] unsigned short int var_1_41 = 0; [L58] unsigned char var_1_42 = 0; [L59] signed char last_1_var_1_10 = -5; [L60] signed long int last_1_var_1_21 = 1; [L61] signed long int last_1_var_1_25 = -4; [L208] isInitial = 1 [L209] FCALL initially() [L210] COND TRUE 1 [L211] CALL updateLastVariables() [L199] last_1_var_1_10 = var_1_10 [L200] last_1_var_1_21 = var_1_21 [L201] last_1_var_1_25 = var_1_25 [L211] RET updateLastVariables() [L212] CALL updateVariables() [L135] var_1_3 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_4=246/5, var_1_7=10, var_1_8=64, var_1_9=256] [L137] var_1_4 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=10, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=10, var_1_8=64, var_1_9=256] [L139] var_1_7 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=64, var_1_9=256] [L141] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=64, var_1_9=256] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=64, var_1_9=256] [L142] var_1_8 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_8 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= -1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=256] [L144] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=256] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=256] [L145] var_1_9 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L147] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=5, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L148] var_1_11 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L150] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_13=13/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L151] var_1_13 = __VERIFIER_nondet_float() [L152] 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, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L152] 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, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_14=1025/8, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L153] var_1_14 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_15=65/2, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L155] var_1_15 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_16=40000000001/4, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L157] var_1_16 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L159] var_1_20 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L161] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=17178, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L162] var_1_22 = __VERIFIER_nondet_short() [L163] CALL assume_abort_if_not(var_1_22 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_22 >= 16383) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L164] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=5, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L165] var_1_23 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L167] CALL assume_abort_if_not(var_1_23 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 <= 16384) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=0, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L168] var_1_27 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L170] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=-16, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= -32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=32, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L174] var_1_29 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_29 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_29 >= -32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L176] CALL assume_abort_if_not(var_1_29 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 <= 32766) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L177] var_1_30 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L179] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=1, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L180] var_1_31 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L182] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_34=50000000002/5, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L183] var_1_34 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=100, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L185] var_1_37 = __VERIFIER_nondet_ulong() [L186] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L187] CALL assume_abort_if_not(var_1_37 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=3525034194, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L188] var_1_38 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L190] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=4, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L191] var_1_39 = __VERIFIER_nondet_ulong() [L192] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L193] CALL assume_abort_if_not(var_1_39 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_39 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L194] var_1_41 = __VERIFIER_nondet_ushort() [L195] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L196] CALL assume_abort_if_not(var_1_41 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_41 <= 65534) VAL [isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=-5, var_1_11=126, var_1_12=1282/5, var_1_17=-5, var_1_19=0, var_1_1=-10, var_1_20=0, var_1_21=1, var_1_22=16383, var_1_23=16130, var_1_25=-4, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=128, var_1_33=5/4, var_1_35=1282/5, var_1_36=10, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=32, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L212] RET updateVariables() [L213] CALL step() [L65] COND FALSE !(! var_1_27) [L80] var_1_32 = 1u [L81] var_1_33 = var_1_34 [L82] var_1_35 = var_1_34 [L83] var_1_36 = (((((((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + ((((256u) < 0 ) ? -(256u) : (256u))))) < ((((((2357913980u) > (var_1_38)) ? (2357913980u) : (var_1_38))) - var_1_39))) ? ((((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) + ((((256u) < 0 ) ? -(256u) : (256u))))) : ((((((2357913980u) > (var_1_38)) ? (2357913980u) : (var_1_38))) - var_1_39)))) [L84] var_1_40 = var_1_41 [L85] var_1_42 = 0 [L86] COND TRUE last_1_var_1_10 < last_1_var_1_25 [L87] COND FALSE !(var_1_11 <= last_1_var_1_25) [L91] var_1_10 = var_1_11 [L92] COND FALSE !(var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) [L95] var_1_12 = var_1_16 [L97] unsigned char stepLocal_1 = var_1_19; [L98] COND TRUE var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12))) [L99] COND FALSE !(var_1_19 || stepLocal_1) [L102] var_1_17 = var_1_11 [L105] COND FALSE !(\read(var_1_19)) [L108] var_1_25 = var_1_10 [L110] unsigned char stepLocal_0 = var_1_12 > var_1_12; [L111] COND FALSE !(var_1_19 || stepLocal_0) [L114] var_1_1 = ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9)) [L116] signed long int stepLocal_3 = var_1_22 + var_1_11; [L117] signed long int stepLocal_2 = (var_1_22 - var_1_23) - var_1_9; [L118] COND FALSE !(\read(var_1_20)) [L131] var_1_21 = var_1_9 [L213] RET step() [L214] CALL, EXPR property() [L204-L205] return (((((((var_1_19 || (var_1_12 > var_1_12)) ? (var_1_1 == ((signed short int) (var_1_17 + var_1_17))) : (var_1_1 == ((signed short int) ((((((var_1_7 + 1)) < (var_1_8)) ? ((var_1_7 + 1)) : (var_1_8))) - (24762 - var_1_9))))) && (var_1_10 == ((signed char) var_1_11))) && ((var_1_4 >= (var_1_3 * (var_1_13 + var_1_14))) ? (var_1_12 == ((double) (((((var_1_15 - var_1_16)) < (-0.85)) ? ((var_1_15 - var_1_16)) : (-0.85))))) : (var_1_12 == ((double) var_1_16)))) && ((var_1_12 <= ((((var_1_12) < (var_1_12)) ? (var_1_12) : (var_1_12)))) ? ((var_1_19 || var_1_19) ? (var_1_17 == ((signed char) var_1_11)) : (var_1_17 == ((signed char) var_1_11))) : 1)) && ((last_1_var_1_10 < last_1_var_1_25) ? ((var_1_11 <= last_1_var_1_25) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_20 ? ((var_1_10 < ((var_1_22 - var_1_23) - var_1_9)) ? (var_1_19 ? ((last_1_var_1_21 == (var_1_22 + var_1_11)) ? (var_1_21 == ((signed long int) var_1_1)) : 1) : (var_1_21 == ((signed long int) var_1_10))) : (var_1_21 == ((signed long int) var_1_11))) : (var_1_21 == ((signed long int) var_1_9)))) && (var_1_19 ? (var_1_25 == ((signed long int) (var_1_17 + ((((var_1_17) < (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))) ? (var_1_17) : (((((var_1_8) < (var_1_17)) ? (var_1_8) : (var_1_17))))))))) : (var_1_25 == ((signed long int) var_1_10))) ; [L214] RET, EXPR property() [L214] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=126, var_1_11=126, var_1_12=10000000005, var_1_16=10000000005, var_1_17=126, var_1_19=0, var_1_1=-24510, var_1_20=0, var_1_21=126, var_1_22=16383, var_1_23=16130, var_1_25=126, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=10000000006, var_1_34=10000000006, var_1_35=10000000006, var_1_36=210430333, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=0, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=-5, last_1_var_1_21=1, last_1_var_1_25=-4, var_1_10=126, var_1_11=126, var_1_12=10000000005, var_1_16=10000000005, var_1_17=126, var_1_19=0, var_1_1=-24510, var_1_20=0, var_1_21=126, var_1_22=16383, var_1_23=16130, var_1_25=126, var_1_26=10, var_1_27=1, var_1_28=32766, var_1_29=10, var_1_30=0, var_1_31=0, var_1_32=1, var_1_33=10000000006, var_1_34=10000000006, var_1_35=10000000006, var_1_36=210430333, var_1_37=210430077, var_1_38=2357913980, var_1_39=2147483647, var_1_40=0, var_1_41=0, var_1_42=0, var_1_7=126, var_1_8=126, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 39, 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=71occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 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 [2023-12-02 14:40:04,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh --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 f0cdb517c6ed90cda1cd3e94f00bae8b6cabe77cbd5b1a0698d77a44e665cc3b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:40:06,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:40:06,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 14:40:06,940 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:40:06,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:40:06,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:40:06,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:40:06,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:40:06,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:40:06,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:40:06,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:40:06,973 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:40:06,974 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:40:06,974 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:40:06,975 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:40:06,975 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:40:06,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:40:06,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:40:06,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:40:06,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:40:06,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:40:06,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:40:06,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:40:06,979 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:40:06,980 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 14:40:06,980 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 14:40:06,981 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 14:40:06,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:40:06,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:40:06,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:40:06,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:40:06,983 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 14:40:06,983 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:40:06,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:40:06,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:40:06,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:40:06,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:40:06,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:40:06,985 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 14:40:06,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 14:40:06,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:40:06,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:40:06,986 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:40:06,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:40:06,987 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_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0cdb517c6ed90cda1cd3e94f00bae8b6cabe77cbd5b1a0698d77a44e665cc3b [2023-12-02 14:40:07,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:40:07,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:40:07,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:40:07,293 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:40:07,294 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:40:07,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:10,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:40:10,372 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:40:10,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:10,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/a86285316/f078419f250b47e7a684f6859f0c18e8/FLAG4a23b7ef4 [2023-12-02 14:40:10,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/data/a86285316/f078419f250b47e7a684f6859f0c18e8 [2023-12-02 14:40:10,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:40:10,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:40:10,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:40:10,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:40:10,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:40:10,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@698903e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10, skipping insertion in model container [2023-12-02 14:40:10,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:40:10,621 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_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i[915,928] [2023-12-02 14:40:10,695 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:40:10,715 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:40:10,729 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_d9e78343-512f-48cb-bf35-2c636e7becdd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-15.i[915,928] [2023-12-02 14:40:10,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:40:10,793 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:40:10,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10 WrapperNode [2023-12-02 14:40:10,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:40:10,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:40:10,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:40:10,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:40:10,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,857 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-12-02 14:40:10,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:40:10,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:40:10,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:40:10,859 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:40:10,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:40:10,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:40:10,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:40:10,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:40:10,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (1/1) ... [2023-12-02 14:40:10,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:40:10,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:40:10,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:40:10,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:40:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:40:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 14:40:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:40:11,017 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:40:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:40:11,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:40:11,110 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:40:11,113 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:40:15,657 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:40:15,709 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:40:15,709 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:40:15,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:15 BoogieIcfgContainer [2023-12-02 14:40:15,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:40:15,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:40:15,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:40:15,716 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:40:15,716 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:40:10" (1/3) ... [2023-12-02 14:40:15,717 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e9a311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:15, skipping insertion in model container [2023-12-02 14:40:15,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:40:10" (2/3) ... [2023-12-02 14:40:15,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e9a311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:40:15, skipping insertion in model container [2023-12-02 14:40:15,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:40:15" (3/3) ... [2023-12-02 14:40:15,720 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-15.i [2023-12-02 14:40:15,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:40:15,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:40:15,804 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:40:15,811 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;@391b7998, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:40:15,811 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:40:15,815 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:40:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-02 14:40:15,833 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:40:15,834 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:40:15,834 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:40:15,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:40:15,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1159390532, now seen corresponding path program 1 times [2023-12-02 14:40:15,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:40:15,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [764270550] [2023-12-02 14:40:15,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:15,853 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 [2023-12-02 14:40:15,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:40:15,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:40:15,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:40:16,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:40:16,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:40:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1196 proven. 0 refuted. 0 times theorem prover too weak. 1768 trivial. 0 not checked. [2023-12-02 14:40:16,428 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:40:16,429 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:40:16,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [764270550] [2023-12-02 14:40:16,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [764270550] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:40:16,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:40:16,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:40:16,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84992538] [2023-12-02 14:40:16,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:40:16,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:40:16,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:40:16,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:40:16,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:40:16,470 INFO L87 Difference]: Start difference. First operand has 95 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 54 states have internal predecessors, (73), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 14:40:18,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:18,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:40:18,413 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2023-12-02 14:40:18,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:40:18,436 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 235 [2023-12-02 14:40:18,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:40:18,443 INFO L225 Difference]: With dead ends: 187 [2023-12-02 14:40:18,443 INFO L226 Difference]: Without dead ends: 93 [2023-12-02 14:40:18,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:40:18,452 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-12-02 14:40:18,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-12-02 14:40:18,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-12-02 14:40:18,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-12-02 14:40:18,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 52 states have internal predecessors, (68), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 14:40:18,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2023-12-02 14:40:18,512 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 235 [2023-12-02 14:40:18,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:40:18,513 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2023-12-02 14:40:18,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 14:40:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2023-12-02 14:40:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-02 14:40:18,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:40:18,520 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:40:18,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:18,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:18,721 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:40:18,721 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:40:18,722 INFO L85 PathProgramCache]: Analyzing trace with hash -901243054, now seen corresponding path program 1 times [2023-12-02 14:40:18,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:40:18,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [641491962] [2023-12-02 14:40:18,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:18,723 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 [2023-12-02 14:40:18,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:40:18,724 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:40:18,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:40:19,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 14:40:19,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:40:21,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:40:21,522 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:40:21,522 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:40:21,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [641491962] [2023-12-02 14:40:21,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [641491962] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:40:21,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:40:21,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:40:21,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323295790] [2023-12-02 14:40:21,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:40:21,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:40:21,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:40:21,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:40:21,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:40:21,527 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:40:23,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:25,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:25,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:40:25,732 INFO L93 Difference]: Finished difference Result 278 states and 437 transitions. [2023-12-02 14:40:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:40:25,752 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 235 [2023-12-02 14:40:25,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:40:25,757 INFO L225 Difference]: With dead ends: 278 [2023-12-02 14:40:25,757 INFO L226 Difference]: Without dead ends: 186 [2023-12-02 14:40:25,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:40:25,760 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 76 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 79 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-12-02 14:40:25,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 416 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-12-02 14:40:25,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2023-12-02 14:40:25,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 166. [2023-12-02 14:40:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 85 states have internal predecessors, (105), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 14:40:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 261 transitions. [2023-12-02 14:40:25,825 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 261 transitions. Word has length 235 [2023-12-02 14:40:25,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:40:25,827 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 261 transitions. [2023-12-02 14:40:25,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:40:25,827 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 261 transitions. [2023-12-02 14:40:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 14:40:25,832 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:40:25,832 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:40:25,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 14:40:26,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:26,037 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:40:26,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:40:26,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1758873876, now seen corresponding path program 1 times [2023-12-02 14:40:26,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:40:26,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1257394612] [2023-12-02 14:40:26,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:26,039 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 [2023-12-02 14:40:26,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:40:26,040 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:40:26,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:40:26,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:40:26,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:40:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:40:29,281 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:40:29,282 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:40:29,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1257394612] [2023-12-02 14:40:29,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1257394612] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:40:29,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:40:29,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 14:40:29,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110314849] [2023-12-02 14:40:29,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:40:29,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:40:29,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:40:29,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:40:29,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:40:29,285 INFO L87 Difference]: Start difference. First operand 166 states and 261 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:40:31,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:35,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:37,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:40:39,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, RoundingMode, FloatingPoint, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:40:47,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:40:50,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:40:51,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:40:51,001 INFO L93 Difference]: Finished difference Result 350 states and 551 transitions. [2023-12-02 14:40:51,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:40:51,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 236 [2023-12-02 14:40:51,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:40:51,025 INFO L225 Difference]: With dead ends: 350 [2023-12-02 14:40:51,025 INFO L226 Difference]: Without dead ends: 258 [2023-12-02 14:40:51,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:40:51,028 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 102 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 78 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2023-12-02 14:40:51,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 382 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 47 Invalid, 3 Unknown, 0 Unchecked, 20.8s Time] [2023-12-02 14:40:51,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2023-12-02 14:40:51,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 168. [2023-12-02 14:40:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 87 states have internal predecessors, (107), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 14:40:51,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 263 transitions. [2023-12-02 14:40:51,085 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 263 transitions. Word has length 236 [2023-12-02 14:40:51,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:40:51,086 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 263 transitions. [2023-12-02 14:40:51,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:40:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 263 transitions. [2023-12-02 14:40:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 14:40:51,090 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:40:51,091 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:40:51,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 14:40:51,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:51,293 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:40:51,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:40:51,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1835028842, now seen corresponding path program 1 times [2023-12-02 14:40:51,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:40:51,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [585806600] [2023-12-02 14:40:51,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:51,294 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 [2023-12-02 14:40:51,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:40:51,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:40:51,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:40:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:40:51,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:40:51,729 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:40:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 1400 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-12-02 14:40:53,927 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:40:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 75 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:40:54,773 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:40:54,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [585806600] [2023-12-02 14:40:54,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [585806600] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:40:54,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [574131276] [2023-12-02 14:40:54,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:40:54,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:40:54,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:40:54,797 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:40:54,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 14:40:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:40:55,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:40:55,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:40:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:40:55,531 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:40:55,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [574131276] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:40:55,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 14:40:55,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 13 [2023-12-02 14:40:55,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651026111] [2023-12-02 14:40:55,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:40:55,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:40:55,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:40:55,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:40:55,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-12-02 14:40:55,534 INFO L87 Difference]: Start difference. First operand 168 states and 263 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:40:57,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:40:59,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:41:00,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:41:00,140 INFO L93 Difference]: Finished difference Result 387 states and 584 transitions. [2023-12-02 14:41:00,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 14:41:00,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 236 [2023-12-02 14:41:00,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:41:00,147 INFO L225 Difference]: With dead ends: 387 [2023-12-02 14:41:00,147 INFO L226 Difference]: Without dead ends: 293 [2023-12-02 14:41:00,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 695 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2023-12-02 14:41:00,149 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 143 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-12-02 14:41:00,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 419 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2023-12-02 14:41:00,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2023-12-02 14:41:00,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 221. [2023-12-02 14:41:00,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 124 states have (on average 1.2258064516129032) internal successors, (152), 125 states have internal predecessors, (152), 92 states have call successors, (92), 4 states have call predecessors, (92), 4 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2023-12-02 14:41:00,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 336 transitions. [2023-12-02 14:41:00,202 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 336 transitions. Word has length 236 [2023-12-02 14:41:00,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:41:00,203 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 336 transitions. [2023-12-02 14:41:00,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:41:00,203 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 336 transitions. [2023-12-02 14:41:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 14:41:00,207 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:41:00,207 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:41:00,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 14:41:00,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 14:41:00,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:41:00,612 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:41:00,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:41:00,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1650591828, now seen corresponding path program 1 times [2023-12-02 14:41:00,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:41:00,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [830993024] [2023-12-02 14:41:00,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:00,614 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 [2023-12-02 14:41:00,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:41:00,615 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:41:00,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 14:41:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:01,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:41:01,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 1400 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-12-02 14:41:03,043 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 75 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:41:03,729 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:41:03,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [830993024] [2023-12-02 14:41:03,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [830993024] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:41:03,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [87725071] [2023-12-02 14:41:03,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:03,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:41:03,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:41:03,731 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:41:03,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 14:41:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:04,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:41:04,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:04,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:41:04,372 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:41:04,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [87725071] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:41:04,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 14:41:04,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 13 [2023-12-02 14:41:04,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994799977] [2023-12-02 14:41:04,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:41:04,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:41:04,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:41:04,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:41:04,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-02 14:41:04,375 INFO L87 Difference]: Start difference. First operand 221 states and 336 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:41:06,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:41:06,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:41:06,500 INFO L93 Difference]: Finished difference Result 492 states and 749 transitions. [2023-12-02 14:41:06,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 14:41:06,501 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 236 [2023-12-02 14:41:06,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:41:06,506 INFO L225 Difference]: With dead ends: 492 [2023-12-02 14:41:06,506 INFO L226 Difference]: Without dead ends: 348 [2023-12-02 14:41:06,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 705 GetRequests, 694 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-02 14:41:06,508 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 144 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 14:41:06,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 331 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 14:41:06,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-12-02 14:41:06,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 345. [2023-12-02 14:41:06,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 193 states have (on average 1.2072538860103628) internal successors, (233), 195 states have internal predecessors, (233), 145 states have call successors, (145), 6 states have call predecessors, (145), 6 states have return successors, (145), 143 states have call predecessors, (145), 145 states have call successors, (145) [2023-12-02 14:41:06,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 523 transitions. [2023-12-02 14:41:06,557 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 523 transitions. Word has length 236 [2023-12-02 14:41:06,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:41:06,558 INFO L495 AbstractCegarLoop]: Abstraction has 345 states and 523 transitions. [2023-12-02 14:41:06,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:41:06,559 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 523 transitions. [2023-12-02 14:41:06,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 14:41:06,562 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:41:06,562 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:41:06,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-12-02 14:41:06,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 14:41:06,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 14:41:06,963 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:41:06,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:41:06,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1707850130, now seen corresponding path program 1 times [2023-12-02 14:41:06,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:41:06,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [172683554] [2023-12-02 14:41:06,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:06,964 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 [2023-12-02 14:41:06,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:41:06,965 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:41:06,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-12-02 14:41:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:07,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:41:07,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 1400 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-12-02 14:41:09,289 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:10,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 75 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:41:10,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:41:10,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [172683554] [2023-12-02 14:41:10,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [172683554] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:41:10,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1249357027] [2023-12-02 14:41:10,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:10,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:41:10,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:41:10,027 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:41:10,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 14:41:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:11,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:41:11,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1364 proven. 75 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-12-02 14:41:13,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 75 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:41:13,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1249357027] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:41:13,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066576836] [2023-12-02 14:41:13,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:41:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:41:13,641 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:41:13,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 14:41:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:13,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 14:41:13,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:15,594 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1364 proven. 75 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-12-02 14:41:15,594 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 39 proven. 75 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:41:16,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066576836] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:41:16,118 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 14:41:16,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 13 [2023-12-02 14:41:16,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013711241] [2023-12-02 14:41:16,119 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 14:41:16,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-02 14:41:16,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:41:16,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-02 14:41:16,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2023-12-02 14:41:16,123 INFO L87 Difference]: Start difference. First operand 345 states and 523 transitions. Second operand has 13 states, 13 states have (on average 7.076923076923077) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (78), 3 states have call predecessors, (78), 6 states have return successors, (79), 4 states have call predecessors, (79), 4 states have call successors, (79) [2023-12-02 14:41:19,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:41:23,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:41:24,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:41:24,876 INFO L93 Difference]: Finished difference Result 913 states and 1353 transitions. [2023-12-02 14:41:24,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-12-02 14:41:24,894 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.076923076923077) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (78), 3 states have call predecessors, (78), 6 states have return successors, (79), 4 states have call predecessors, (79), 4 states have call successors, (79) Word has length 236 [2023-12-02 14:41:24,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:41:24,899 INFO L225 Difference]: With dead ends: 913 [2023-12-02 14:41:24,899 INFO L226 Difference]: Without dead ends: 646 [2023-12-02 14:41:24,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1426 GetRequests, 1399 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=221, Invalid=481, Unknown=0, NotChecked=0, Total=702 [2023-12-02 14:41:24,902 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 329 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-12-02 14:41:24,902 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 487 Invalid, 884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-12-02 14:41:24,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2023-12-02 14:41:24,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 347. [2023-12-02 14:41:24,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 194 states have (on average 1.190721649484536) internal successors, (231), 196 states have internal predecessors, (231), 143 states have call successors, (143), 9 states have call predecessors, (143), 9 states have return successors, (143), 141 states have call predecessors, (143), 143 states have call successors, (143) [2023-12-02 14:41:24,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 517 transitions. [2023-12-02 14:41:24,974 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 517 transitions. Word has length 236 [2023-12-02 14:41:24,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:41:24,974 INFO L495 AbstractCegarLoop]: Abstraction has 347 states and 517 transitions. [2023-12-02 14:41:24,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.076923076923077) internal successors, (92), 13 states have internal predecessors, (92), 4 states have call successors, (78), 3 states have call predecessors, (78), 6 states have return successors, (79), 4 states have call predecessors, (79), 4 states have call successors, (79) [2023-12-02 14:41:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 517 transitions. [2023-12-02 14:41:24,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 14:41:24,977 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:41:24,977 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:41:24,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 14:41:25,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2023-12-02 14:41:25,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 14:41:25,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:41:25,580 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:41:25,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:41:25,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1709883526, now seen corresponding path program 1 times [2023-12-02 14:41:25,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:41:25,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186350906] [2023-12-02 14:41:25,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:25,581 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 [2023-12-02 14:41:25,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:41:25,582 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:41:25,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-12-02 14:41:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:25,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:41:25,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1448 proven. 69 refuted. 0 times theorem prover too weak. 1447 trivial. 0 not checked. [2023-12-02 14:41:26,476 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 45 proven. 69 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 14:41:26,834 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:41:26,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186350906] [2023-12-02 14:41:26,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186350906] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:41:26,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1878989962] [2023-12-02 14:41:26,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:26,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:41:26,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:41:26,835 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:41:26,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 14:41:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:27,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:41:27,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 14:41:27,453 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:41:27,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1878989962] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:41:27,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 14:41:27,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7, 7] total 11 [2023-12-02 14:41:27,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860825994] [2023-12-02 14:41:27,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:41:27,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:41:27,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:41:27,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:41:27,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2023-12-02 14:41:27,455 INFO L87 Difference]: Start difference. First operand 347 states and 517 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:41:29,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:41:29,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:41:29,982 INFO L93 Difference]: Finished difference Result 615 states and 914 transitions. [2023-12-02 14:41:29,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 14:41:29,983 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 237 [2023-12-02 14:41:29,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:41:29,987 INFO L225 Difference]: With dead ends: 615 [2023-12-02 14:41:29,987 INFO L226 Difference]: Without dead ends: 349 [2023-12-02 14:41:29,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 698 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-12-02 14:41:29,989 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 158 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 14:41:29,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 554 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 14:41:29,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2023-12-02 14:41:30,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 345. [2023-12-02 14:41:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 192 states have (on average 1.15625) internal successors, (222), 194 states have internal predecessors, (222), 143 states have call successors, (143), 9 states have call predecessors, (143), 9 states have return successors, (143), 141 states have call predecessors, (143), 143 states have call successors, (143) [2023-12-02 14:41:30,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 508 transitions. [2023-12-02 14:41:30,036 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 508 transitions. Word has length 237 [2023-12-02 14:41:30,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:41:30,037 INFO L495 AbstractCegarLoop]: Abstraction has 345 states and 508 transitions. [2023-12-02 14:41:30,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 14:41:30,037 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 508 transitions. [2023-12-02 14:41:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 14:41:30,038 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:41:30,038 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 14:41:30,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-12-02 14:41:30,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-12-02 14:41:30,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:41:30,439 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:41:30,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:41:30,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1905025400, now seen corresponding path program 1 times [2023-12-02 14:41:30,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:41:30,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [964316196] [2023-12-02 14:41:30,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:30,440 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 [2023-12-02 14:41:30,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:41:30,441 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:41:30,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9e78343-512f-48cb-bf35-2c636e7becdd/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Waiting until timeout for monitored process [2023-12-02 14:41:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:30,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 14:41:30,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:42:14,182 WARN L293 SmtUtils]: Spent 10.95s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:43:32,150 WARN L293 SmtUtils]: Spent 10.79s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:44:22,121 WARN L293 SmtUtils]: Spent 14.80s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:45:38,903 WARN L293 SmtUtils]: Spent 18.53s on a formula simplification that was a NOOP. DAG size: 61 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 14:46:45,384 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_9~0))) (and (= c_~var_1_10~0 c_~var_1_11~0) (= c_~var_1_25~0 ((_ sign_extend 24) c_~var_1_10~0)) (fp.geq c_~var_1_4~0 (fp.mul c_currentRoundingMode c_~var_1_3~0 (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (bvsle ((_ zero_extend 24) c_~var_1_20~0) (_ bv0 32)) (= c_~var_1_21~0 .cse0) (let ((.cse4 ((_ sign_extend 16) c_~var_1_7~0)) (.cse2 ((_ sign_extend 16) c_~var_1_8~0))) (let ((.cse1 (bvslt (bvadd .cse4 (_ bv1 32)) .cse2)) (.cse3 (bvneg (bvadd (_ bv24762 32) (bvneg .cse0))))) (or (and (not .cse1) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse2 .cse3)))) (and .cse1 (= c_~var_1_1~0 ((_ extract 15 0) (bvadd .cse4 (_ bv1 32) .cse3))))))) (let ((.cse7 (fp.sub c_currentRoundingMode c_~var_1_15~0 c_~var_1_16~0)) (.cse6 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 17.0 20.0))))) (let ((.cse5 (fp.lt .cse7 .cse6))) (or (and (not .cse5) (= c_~var_1_12~0 .cse6)) (and .cse5 (= c_~var_1_12~0 .cse7))))) (= c_~var_1_17~0 c_~var_1_11~0) (= c_~var_1_19~0 c_~var_1_20~0))) is different from true