./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:36:51,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:36:51,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 18:36:51,492 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:36:51,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:36:51,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:36:51,517 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:36:51,517 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:36:51,518 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:36:51,519 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:36:51,519 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:36:51,520 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:36:51,521 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:36:51,521 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:36:51,522 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:36:51,522 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:36:51,523 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:36:51,523 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:36:51,524 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:36:51,524 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:36:51,525 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:36:51,527 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:36:51,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:36:51,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:36:51,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:36:51,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:36:51,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:36:51,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:36:51,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:36:51,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:36:51,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:36:51,532 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:36:51,532 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:36:51,532 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:36:51,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:36:51,533 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:36:51,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:36:51,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:36:51,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:36:51,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:36:51,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:36:51,534 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:36:51,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:36:51,534 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:36:51,534 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:36:51,535 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:36:51,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:36:51,535 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 [2023-12-02 18:36:51,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:36:51,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:36:51,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:36:51,773 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:36:51,773 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:36:51,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:36:54,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:36:54,729 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:36:54,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:36:54,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/2b30fbacf/16c51e9328b4410499ddc632a1e77380/FLAG5e2c41c9c [2023-12-02 18:36:54,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/2b30fbacf/16c51e9328b4410499ddc632a1e77380 [2023-12-02 18:36:54,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:36:54,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:36:54,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:36:54,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:36:54,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:36:54,767 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:36:54" (1/1) ... [2023-12-02 18:36:54,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534292b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:54, skipping insertion in model container [2023-12-02 18:36:54,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:36:54" (1/1) ... [2023-12-02 18:36:54,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:36:54,952 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-12-02 18:36:55,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:36:55,037 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:36:55,047 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-12-02 18:36:55,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:36:55,112 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:36:55,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55 WrapperNode [2023-12-02 18:36:55,112 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:36:55,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:36:55,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:36:55,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:36:55,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,135 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,184 INFO L138 Inliner]: procedures = 26, calls = 54, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 257 [2023-12-02 18:36:55,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:36:55,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:36:55,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:36:55,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:36:55,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:36:55,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:36:55,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:36:55,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:36:55,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (1/1) ... [2023-12-02 18:36:55,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:36:55,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:36:55,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:36:55,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:36:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:36:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:36:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:36:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 18:36:55,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:36:55,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:36:55,400 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:36:55,403 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:36:55,824 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:36:56,131 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:36:56,131 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:36:56,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:36:56 BoogieIcfgContainer [2023-12-02 18:36:56,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:36:56,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:36:56,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:36:56,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:36:56,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:36:54" (1/3) ... [2023-12-02 18:36:56,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c161a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:36:56, skipping insertion in model container [2023-12-02 18:36:56,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:36:55" (2/3) ... [2023-12-02 18:36:56,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c161a74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:36:56, skipping insertion in model container [2023-12-02 18:36:56,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:36:56" (3/3) ... [2023-12-02 18:36:56,141 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:36:56,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:36:56,157 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:36:56,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:36:56,208 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;@3ee333f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:36:56,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:36:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 29 states have (on average 1.103448275862069) internal successors, (32), 30 states have internal predecessors, (32), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-12-02 18:36:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 18:36:56,226 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:36:56,227 INFO L195 NwaCegarLoop]: trace histogram [41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:36:56,227 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:36:56,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:36:56,232 INFO L85 PathProgramCache]: Analyzing trace with hash -2016635871, now seen corresponding path program 1 times [2023-12-02 18:36:56,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 18:36:56,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160049908] [2023-12-02 18:36:56,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:36:56,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 18:36:56,417 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 18:36:56,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1054866158] [2023-12-02 18:36:56,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:36:56,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 18:36:56,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:36:56,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 18:36:56,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 18:36:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:36:56,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 18:36:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 18:36:57,505 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 18:36:57,507 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 18:36:57,509 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 18:36:57,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 18:36:57,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 18:36:57,715 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 18:36:57,719 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 18:36:57,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 06:36:57 BoogieIcfgContainer [2023-12-02 18:36:57,847 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 18:36:57,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 18:36:57,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 18:36:57,848 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 18:36:57,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:36:56" (3/4) ... [2023-12-02 18:36:57,851 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 18:36:57,852 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 18:36:57,853 INFO L158 Benchmark]: Toolchain (without parser) took 3092.80ms. Allocated memory was 176.2MB in the beginning and 228.6MB in the end (delta: 52.4MB). Free memory was 137.0MB in the beginning and 92.0MB in the end (delta: 45.0MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,853 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:36:57,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.47ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 120.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,855 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.45ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 114.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,855 INFO L158 Benchmark]: Boogie Preprocessor took 53.60ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 111.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,856 INFO L158 Benchmark]: RCFGBuilder took 892.88ms. Allocated memory was 176.2MB in the beginning and 228.6MB in the end (delta: 52.4MB). Free memory was 111.5MB in the beginning and 165.4MB in the end (delta: -53.9MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,857 INFO L158 Benchmark]: TraceAbstraction took 1712.25ms. Allocated memory is still 228.6MB. Free memory was 164.3MB in the beginning and 92.0MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-12-02 18:36:57,857 INFO L158 Benchmark]: Witness Printer took 4.06ms. Allocated memory is still 228.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:36:57,860 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 176.2MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.47ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 120.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.45ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 114.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.60ms. Allocated memory is still 176.2MB. Free memory was 114.3MB in the beginning and 111.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 892.88ms. Allocated memory was 176.2MB in the beginning and 228.6MB in the end (delta: 52.4MB). Free memory was 111.5MB in the beginning and 165.4MB in the end (delta: -53.9MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1712.25ms. Allocated memory is still 228.6MB. Free memory was 164.3MB in the beginning and 92.0MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 4.06ms. Allocated memory is still 228.6MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 67, overapproximation of bitwiseOr at line 99, overapproximation of someBinaryArithmeticDOUBLEoperation at line 89, overapproximation of someUnaryDOUBLEoperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] signed char var_1_4 = 16; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 128; [L29] unsigned char var_1_11 = 64; [L30] signed char var_1_12 = -10; [L31] signed char var_1_13 = -10; [L32] signed char var_1_14 = -25; [L33] double var_1_15 = 64.875; [L34] double var_1_17 = 1.625; [L35] double var_1_18 = 32.2; [L36] double var_1_19 = 8.6; [L37] double var_1_20 = 10.5; [L38] signed short int var_1_21 = -64; [L39] unsigned char var_1_22 = 25; [L40] unsigned char var_1_23 = 0; [L41] unsigned long int var_1_24 = 5; [L42] double var_1_25 = 0.75; [L43] double var_1_26 = 99999999999999.5; [L44] unsigned char var_1_27 = 4; [L45] signed char var_1_28 = 5; [L46] signed char var_1_29 = 10; [L47] unsigned char var_1_30 = 1; [L48] unsigned char var_1_31 = 50; [L49] unsigned char var_1_32 = 0; [L50] unsigned char var_1_33 = 50; [L51] unsigned char var_1_34 = 64; [L52] signed short int var_1_35 = -64; [L53] signed char var_1_36 = -10; [L54] unsigned char var_1_37 = 2; [L55] signed char var_1_38 = -2; [L56] signed long int var_1_39 = 256; [L57] double var_1_40 = 31.6; [L58] double var_1_41 = 5.4; [L59] signed short int var_1_42 = 5; [L60] signed short int last_1_var_1_21 = -64; [L61] unsigned char last_1_var_1_22 = 25; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L204] last_1_var_1_21 = var_1_21 [L205] last_1_var_1_22 = var_1_22 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_char() [L139] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_4 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_4 <= 32) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L141] var_1_5 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_6=1, var_1_8=1, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=0] [L144] var_1_6 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_8=1, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=0] [L147] var_1_9 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1] [L149] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=128, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L152] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=64, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L153] var_1_11 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L155] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-10, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L156] var_1_13 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_13 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 >= -31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_13 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_13 <= 31) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=-25, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L159] var_1_14 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L161] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_17=13/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L162] var_1_17 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_18=161/5, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L164] var_1_18 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_19=43/5, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L166] var_1_19 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_19 >= -230584.3009213691390e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 2305843.009213691390e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_20=21/2, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L168] var_1_20 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_26=199999999999999/2, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L170] var_1_26 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=5, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= -128) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L177] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=1, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L178] var_1_30 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L180] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=50, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L181] var_1_31 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L183] CALL assume_abort_if_not(var_1_31 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=0, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L184] var_1_32 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L186] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=50, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L187] var_1_33 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L189] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=64, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L192] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=2, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L193] var_1_37 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L195] CALL assume_abort_if_not(var_1_37 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_37 <= 255) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L196] CALL assume_abort_if_not(var_1_37 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_37 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=-2, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L197] var_1_38 = __VERIFIER_nondet_char() [L198] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L199] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_41=27/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L200] var_1_41 = __VERIFIER_nondet_double() [L201] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=-10, var_1_13=-31, var_1_14=63, var_1_15=519/8, var_1_1=32, var_1_21=-64, var_1_22=25, var_1_23=0, var_1_24=5, var_1_25=3/4, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=158/5, var_1_42=5, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=1, var_1_9=1] [L216] RET updateVariables() [L217] CALL step() [L65] signed long int stepLocal_1 = ~ last_1_var_1_21; [L66] unsigned char stepLocal_0 = var_1_5; [L67] EXPR last_1_var_1_22 >> var_1_4 [L67] COND TRUE stepLocal_1 != (last_1_var_1_22 >> var_1_4) [L68] COND TRUE stepLocal_0 || var_1_6 [L69] var_1_1 = var_1_4 [L76] COND FALSE !(var_1_33 >= (var_1_28 % ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) [L83] var_1_42 = var_1_29 [L84] COND TRUE \read(var_1_9) [L85] var_1_8 = (var_1_10 - (var_1_11 - var_1_4)) [L87] unsigned short int stepLocal_3 = var_1_1; [L88] COND FALSE !(var_1_4 > stepLocal_3) [L91] var_1_15 = var_1_17 [L93] COND FALSE !(var_1_36 > var_1_29) [L96] COND FALSE !(var_1_35 < ((((var_1_38) < (-64)) ? (var_1_38) : (-64)))) [L99] EXPR var_1_37 | var_1_31 [L99] COND TRUE (var_1_37 | var_1_31) < (8 + var_1_27) [L100] var_1_40 = (((((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))) < 0 ) ? -((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))) : ((((((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) > (var_1_41)) ? (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) : (var_1_41))))) [L103] COND TRUE ((- var_1_11) < 8) || var_1_9 [L104] var_1_22 = (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) [L106] var_1_25 = var_1_26 [L107] var_1_23 = (var_1_11 + var_1_4) [L108] COND FALSE !(var_1_18 <= var_1_20) [L111] COND TRUE 9.99999999999998E13 < var_1_20 [L112] var_1_24 = var_1_1 [L115] COND TRUE var_1_6 || var_1_9 [L116] COND FALSE !((var_1_24 % var_1_10) > var_1_22) [L120] signed short int stepLocal_2 = var_1_21; [L121] COND TRUE var_1_10 > stepLocal_2 [L122] var_1_12 = ((var_1_4 + var_1_13) + var_1_14) [L124] COND TRUE (var_1_26 >= var_1_25) && (var_1_28 >= var_1_29) [L125] COND FALSE !(\read(var_1_30)) [L128] var_1_27 = (((((128) < 0 ) ? -(128) : (128))) - var_1_34) [L131] COND TRUE var_1_26 > var_1_25 [L132] COND FALSE !(var_1_29 >= var_1_34) [L217] RET step() [L218] CALL, EXPR property() [L208] EXPR last_1_var_1_22 >> var_1_4 [L208-L209] return (((((((((~ last_1_var_1_21) != (last_1_var_1_22 >> var_1_4)) ? ((var_1_5 || var_1_6) ? (var_1_1 == ((unsigned short int) var_1_4)) : (var_1_1 == ((unsigned short int) last_1_var_1_22))) : (var_1_1 == ((unsigned short int) 100))) && (var_1_9 ? (var_1_8 == ((unsigned char) (var_1_10 - (var_1_11 - var_1_4)))) : 1)) && ((var_1_10 > var_1_21) ? (var_1_12 == ((signed char) ((var_1_4 + var_1_13) + var_1_14))) : 1)) && ((var_1_4 > var_1_1) ? (var_1_15 == ((double) ((var_1_17 - var_1_18) + (((((var_1_19) > (499.25)) ? (var_1_19) : (499.25))) + var_1_20)))) : (var_1_15 == ((double) var_1_17)))) && ((var_1_6 || var_1_9) ? (((var_1_24 % var_1_10) > var_1_22) ? (var_1_21 == ((signed short int) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + var_1_14))) : 1) : 1)) && ((((- var_1_11) < 8) || var_1_9) ? (var_1_22 == ((unsigned char) (var_1_4 + ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) : 1)) && (var_1_23 == ((unsigned char) (var_1_11 + var_1_4)))) && ((var_1_18 <= var_1_20) ? (var_1_24 == ((unsigned long int) ((((var_1_8) < ((var_1_8 + var_1_11))) ? (var_1_8) : ((var_1_8 + var_1_11)))))) : ((9.99999999999998E13 < var_1_20) ? (var_1_24 == ((unsigned long int) var_1_1)) : 1)) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=38, var_1_13=-31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_1=6, var_1_21=-64, var_1_22=69, var_1_23=69, var_1_24=6, var_1_25=3, var_1_26=3, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=4, var_1_41=0, var_1_42=-10, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=197, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-64, last_1_var_1_22=25, var_1_10=254, var_1_11=63, var_1_12=38, var_1_13=-31, var_1_14=63, var_1_15=2, var_1_17=2, var_1_1=6, var_1_21=-64, var_1_22=69, var_1_23=69, var_1_24=6, var_1_25=3, var_1_26=3, var_1_27=4, var_1_28=12, var_1_29=-10, var_1_30=0, var_1_31=10, var_1_32=254, var_1_33=0, var_1_34=124, var_1_35=-64, var_1_36=-10, var_1_37=11, var_1_38=126, var_1_39=256, var_1_40=4, var_1_41=0, var_1_42=-10, var_1_4=6, var_1_5=1, var_1_6=0, var_1_8=197, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 41, 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=73occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 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 18:36:57,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:36:59,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:36:59,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 18:36:59,854 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:36:59,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:36:59,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:36:59,883 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:36:59,883 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:36:59,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:36:59,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:36:59,885 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:36:59,886 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:36:59,886 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:36:59,887 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:36:59,887 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:36:59,888 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:36:59,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:36:59,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:36:59,890 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 18:36:59,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 18:36:59,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:36:59,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:36:59,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:36:59,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:36:59,892 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:36:59,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:36:59,893 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:36:59,893 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 18:36:59,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:36:59,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:36:59,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:36:59,895 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:36:59,895 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:36:59,895 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:36:59,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:36:59,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:36:59,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:36:59,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:36:59,896 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:36:59,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:36:59,897 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:36:59,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:36:59,897 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:36:59,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:36:59,898 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b944ac7b6c2f16c156edd14423d7350c95eb1693de4b65e2ec9a746ba9be57 [2023-12-02 18:37:00,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:37:00,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:37:00,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:37:00,192 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:37:00,192 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:37:00,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:37:02,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:37:03,209 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:37:03,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:37:03,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/4b1572d5c/f69c58b45f344cdf94085cfde805a74b/FLAG49a877d3c [2023-12-02 18:37:03,237 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/data/4b1572d5c/f69c58b45f344cdf94085cfde805a74b [2023-12-02 18:37:03,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:37:03,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:37:03,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:37:03,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:37:03,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:37:03,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325dd169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03, skipping insertion in model container [2023-12-02 18:37:03,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,288 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:37:03,438 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-12-02 18:37:03,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:37:03,535 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 18:37:03,549 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_8661eeda-4ce0-42e9-bb31-069ca12eb526/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i[919,932] [2023-12-02 18:37:03,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 18:37:03,613 INFO L206 MainTranslator]: Completed translation [2023-12-02 18:37:03,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03 WrapperNode [2023-12-02 18:37:03,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:37:03,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 18:37:03,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 18:37:03,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 18:37:03,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,673 INFO L138 Inliner]: procedures = 27, calls = 54, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-12-02 18:37:03,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 18:37:03,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 18:37:03,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 18:37:03,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 18:37:03,684 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,715 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,718 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 18:37:03,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 18:37:03,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 18:37:03,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 18:37:03,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (1/1) ... [2023-12-02 18:37:03,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:37:03,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 18:37:03,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 18:37:03,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 18:37:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 18:37:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 18:37:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 18:37:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 18:37:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 18:37:03,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 18:37:03,881 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 18:37:03,883 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 18:37:08,415 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 18:37:08,461 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 18:37:08,462 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 18:37:08,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:37:08 BoogieIcfgContainer [2023-12-02 18:37:08,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 18:37:08,465 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 18:37:08,465 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 18:37:08,468 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 18:37:08,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:37:03" (1/3) ... [2023-12-02 18:37:08,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18756f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:37:08, skipping insertion in model container [2023-12-02 18:37:08,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:37:03" (2/3) ... [2023-12-02 18:37:08,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18756f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:37:08, skipping insertion in model container [2023-12-02 18:37:08,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:37:08" (3/3) ... [2023-12-02 18:37:08,471 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-13.i [2023-12-02 18:37:08,490 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 18:37:08,490 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 18:37:08,539 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 18:37:08,546 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;@1e754e94, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 18:37:08,546 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 18:37:08,551 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-12-02 18:37:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-02 18:37:08,570 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:08,571 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:08,571 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:08,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:08,577 INFO L85 PathProgramCache]: Analyzing trace with hash -957042861, now seen corresponding path program 1 times [2023-12-02 18:37:08,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:08,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1768974908] [2023-12-02 18:37:08,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:08,593 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 18:37:08,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:08,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:08,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:09,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 18:37:09,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:37:09,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 1424 proven. 0 refuted. 0 times theorem prover too weak. 1856 trivial. 0 not checked. [2023-12-02 18:37:09,228 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:37:09,229 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:37:09,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1768974908] [2023-12-02 18:37:09,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1768974908] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:37:09,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:37:09,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 18:37:09,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576278278] [2023-12-02 18:37:09,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:37:09,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 18:37:09,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:37:09,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 18:37:09,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 18:37:09,271 INFO L87 Difference]: Start difference. First operand has 101 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-12-02 18:37:10,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:10,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:37:10,770 INFO L93 Difference]: Finished difference Result 199 states and 367 transitions. [2023-12-02 18:37:10,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 18:37:10,798 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 249 [2023-12-02 18:37:10,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:37:10,805 INFO L225 Difference]: With dead ends: 199 [2023-12-02 18:37:10,806 INFO L226 Difference]: Without dead ends: 99 [2023-12-02 18:37:10,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 248 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 18:37:10,812 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-12-02 18:37:10,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-12-02 18:37:10,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-12-02 18:37:10,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-12-02 18:37:10,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 41 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2023-12-02 18:37:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 158 transitions. [2023-12-02 18:37:10,857 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 158 transitions. Word has length 249 [2023-12-02 18:37:10,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:37:10,858 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 158 transitions. [2023-12-02 18:37:10,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-12-02 18:37:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-12-02 18:37:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-02 18:37:10,864 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:10,864 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:10,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:11,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:11,067 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:11,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:11,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1918205731, now seen corresponding path program 1 times [2023-12-02 18:37:11,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:11,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031525800] [2023-12-02 18:37:11,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:11,070 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 18:37:11,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:11,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:11,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:11,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 18:37:11,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:37:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-12-02 18:37:14,206 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:37:14,206 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:37:14,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031525800] [2023-12-02 18:37:14,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031525800] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:37:14,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:37:14,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 18:37:14,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783641501] [2023-12-02 18:37:14,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:37:14,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 18:37:14,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:37:14,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 18:37:14,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 18:37:14,212 INFO L87 Difference]: Start difference. First operand 99 states and 158 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:17,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:19,585 WARN L539 Checker$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 18:37:19,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:37:19,586 INFO L93 Difference]: Finished difference Result 296 states and 473 transitions. [2023-12-02 18:37:19,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 18:37:19,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 249 [2023-12-02 18:37:19,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:37:19,620 INFO L225 Difference]: With dead ends: 296 [2023-12-02 18:37:19,621 INFO L226 Difference]: Without dead ends: 198 [2023-12-02 18:37:19,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 18:37:19,624 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 138 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 83 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-12-02 18:37:19,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 523 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 106 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2023-12-02 18:37:19,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-12-02 18:37:19,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 169. [2023-12-02 18:37:19,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 84 states have (on average 1.2380952380952381) internal successors, (104), 84 states have internal predecessors, (104), 82 states have call successors, (82), 2 states have call predecessors, (82), 2 states have return successors, (82), 82 states have call predecessors, (82), 82 states have call successors, (82) [2023-12-02 18:37:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 268 transitions. [2023-12-02 18:37:19,673 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 268 transitions. Word has length 249 [2023-12-02 18:37:19,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:37:19,674 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 268 transitions. [2023-12-02 18:37:19,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 268 transitions. [2023-12-02 18:37:19,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-12-02 18:37:19,679 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:19,679 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:19,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:19,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:19,885 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:19,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:19,885 INFO L85 PathProgramCache]: Analyzing trace with hash 613820893, now seen corresponding path program 1 times [2023-12-02 18:37:19,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:19,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1275830876] [2023-12-02 18:37:19,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:19,887 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 18:37:19,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:19,888 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:19,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:20,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:20,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 18:37:20,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:37:20,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-12-02 18:37:20,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:37:20,452 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:37:20,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1275830876] [2023-12-02 18:37:20,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1275830876] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:37:20,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:37:20,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:37:20,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781111425] [2023-12-02 18:37:20,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:37:20,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 18:37:20,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:37:20,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 18:37:20,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:37:20,456 INFO L87 Difference]: Start difference. First operand 169 states and 268 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:22,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:24,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:26,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:26,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:37:26,632 INFO L93 Difference]: Finished difference Result 303 states and 479 transitions. [2023-12-02 18:37:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 18:37:26,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 250 [2023-12-02 18:37:26,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:37:26,636 INFO L225 Difference]: With dead ends: 303 [2023-12-02 18:37:26,636 INFO L226 Difference]: Without dead ends: 205 [2023-12-02 18:37:26,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 248 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 18:37:26,638 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 45 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-12-02 18:37:26,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 333 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.1s Time] [2023-12-02 18:37:26,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-12-02 18:37:26,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 202. [2023-12-02 18:37:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 110 states have (on average 1.3) internal successors, (143), 111 states have internal predecessors, (143), 88 states have call successors, (88), 3 states have call predecessors, (88), 3 states have return successors, (88), 87 states have call predecessors, (88), 88 states have call successors, (88) [2023-12-02 18:37:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 319 transitions. [2023-12-02 18:37:26,682 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 319 transitions. Word has length 250 [2023-12-02 18:37:26,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:37:26,684 INFO L495 AbstractCegarLoop]: Abstraction has 202 states and 319 transitions. [2023-12-02 18:37:26,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 319 transitions. [2023-12-02 18:37:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-12-02 18:37:26,687 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:26,687 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:26,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:26,892 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:26,892 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:26,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:26,893 INFO L85 PathProgramCache]: Analyzing trace with hash -407247461, now seen corresponding path program 1 times [2023-12-02 18:37:26,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:26,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821064945] [2023-12-02 18:37:26,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:26,894 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 18:37:26,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:26,895 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:26,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:27,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 18:37:27,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:37:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-12-02 18:37:28,184 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 18:37:28,184 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:37:28,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1821064945] [2023-12-02 18:37:28,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1821064945] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 18:37:28,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 18:37:28,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 18:37:28,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829970476] [2023-12-02 18:37:28,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:37:28,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 18:37:28,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:37:28,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 18:37:28,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 18:37:28,188 INFO L87 Difference]: Start difference. First operand 202 states and 319 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:30,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:30,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:37:30,642 INFO L93 Difference]: Finished difference Result 464 states and 735 transitions. [2023-12-02 18:37:30,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 18:37:30,643 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 250 [2023-12-02 18:37:30,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:37:30,649 INFO L225 Difference]: With dead ends: 464 [2023-12-02 18:37:30,649 INFO L226 Difference]: Without dead ends: 333 [2023-12-02 18:37:30,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 18:37:30,651 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 42 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 18:37:30,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 457 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 18:37:30,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2023-12-02 18:37:30,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 331. [2023-12-02 18:37:30,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 190 states have (on average 1.3368421052631578) internal successors, (254), 192 states have internal predecessors, (254), 135 states have call successors, (135), 5 states have call predecessors, (135), 5 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2023-12-02 18:37:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 524 transitions. [2023-12-02 18:37:30,703 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 524 transitions. Word has length 250 [2023-12-02 18:37:30,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:37:30,705 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 524 transitions. [2023-12-02 18:37:30,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:30,705 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 524 transitions. [2023-12-02 18:37:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-12-02 18:37:30,707 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:30,707 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:30,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:30,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:30,914 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:30,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:30,914 INFO L85 PathProgramCache]: Analyzing trace with hash -464505763, now seen corresponding path program 1 times [2023-12-02 18:37:30,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:30,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281698249] [2023-12-02 18:37:30,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:30,915 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 18:37:30,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:30,916 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:30,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 (6)] Waiting until timeout for monitored process [2023-12-02 18:37:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:31,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 18:37:31,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 18:37:33,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 82 proven. 234 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 18:37:33,065 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 18:37:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2023-12-02 18:37:33,291 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 18:37:33,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281698249] [2023-12-02 18:37:33,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281698249] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-02 18:37:33,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 18:37:33,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2023-12-02 18:37:33,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300218922] [2023-12-02 18:37:33,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 18:37:33,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 18:37:33,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 18:37:33,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 18:37:33,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-12-02 18:37:33,294 INFO L87 Difference]: Start difference. First operand 331 states and 524 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:35,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:37,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:40,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:42,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 18:37:43,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 18:37:43,545 INFO L93 Difference]: Finished difference Result 751 states and 1200 transitions. [2023-12-02 18:37:43,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 18:37:43,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 250 [2023-12-02 18:37:43,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 18:37:43,551 INFO L225 Difference]: With dead ends: 751 [2023-12-02 18:37:43,551 INFO L226 Difference]: Without dead ends: 491 [2023-12-02 18:37:43,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 488 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-02 18:37:43,554 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 95 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-12-02 18:37:43,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 454 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 4 Unknown, 0 Unchecked, 10.2s Time] [2023-12-02 18:37:43,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2023-12-02 18:37:43,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 349. [2023-12-02 18:37:43,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 208 states have (on average 1.3461538461538463) internal successors, (280), 210 states have internal predecessors, (280), 135 states have call successors, (135), 5 states have call predecessors, (135), 5 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2023-12-02 18:37:43,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 550 transitions. [2023-12-02 18:37:43,609 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 550 transitions. Word has length 250 [2023-12-02 18:37:43,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 18:37:43,611 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 550 transitions. [2023-12-02 18:37:43,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (41), 1 states have call predecessors, (41), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2023-12-02 18:37:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 550 transitions. [2023-12-02 18:37:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-12-02 18:37:43,613 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 18:37:43,614 INFO L195 NwaCegarLoop]: trace histogram [41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:37:43,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 (6)] Ended with exit code 0 [2023-12-02 18:37:43,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:43,814 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 18:37:43,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 18:37:43,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1475623013, now seen corresponding path program 1 times [2023-12-02 18:37:43,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 18:37:43,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089291870] [2023-12-02 18:37:43,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 18:37:43,816 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 18:37:43,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 18:37:43,817 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8661eeda-4ce0-42e9-bb31-069ca12eb526/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 18:37:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 18:37:44,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 18:37:44,257 INFO L285 TraceCheckSpWp]: Computing forward predicates...