./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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_58927c35-fe18-4844-8085-acb5ed318dd6/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 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:05:19,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:05:19,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:05:19,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:05:19,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:05:19,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:05:19,119 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:05:19,120 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:05:19,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:05:19,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:05:19,122 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:05:19,122 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:05:19,123 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:05:19,123 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:05:19,124 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:05:19,124 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:05:19,125 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:05:19,125 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:05:19,125 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:05:19,126 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:05:19,126 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:05:19,127 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:05:19,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:05:19,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:05:19,129 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:05:19,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:05:19,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:05:19,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:05:19,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:05:19,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:05:19,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:05:19,131 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:05:19,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:05:19,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:05:19,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:05:19,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:05:19,133 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:05:19,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:05:19,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:05:19,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:05:19,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:05:19,134 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:05:19,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:05:19,135 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:05:19,135 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:05:19,135 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:05:19,135 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:05:19,135 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_58927c35-fe18-4844-8085-acb5ed318dd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db [2023-12-02 19:05:19,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:05:19,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:05:19,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:05:19,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:05:19,385 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:05:19,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:22,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:05:22,294 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:05:22,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:22,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/75de451c2/292ee8fa881249f6aa9bb3ec8c3b1a7a/FLAGb0b4f37bf [2023-12-02 19:05:22,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/75de451c2/292ee8fa881249f6aa9bb3ec8c3b1a7a [2023-12-02 19:05:22,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:05:22,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:05:22,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:05:22,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:05:22,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:05:22,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6edfef3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22, skipping insertion in model container [2023-12-02 19:05:22,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,366 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:05:22,490 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_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i[919,932] [2023-12-02 19:05:22,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:05:22,572 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:05:22,583 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_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i[919,932] [2023-12-02 19:05:22,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:05:22,641 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:05:22,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22 WrapperNode [2023-12-02 19:05:22,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:05:22,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:05:22,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:05:22,643 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:05:22,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,702 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 262 [2023-12-02 19:05:22,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:05:22,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:05:22,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:05:22,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:05:22,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:05:22,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:05:22,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:05:22,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:05:22,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (1/1) ... [2023-12-02 19:05:22,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:05:22,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:05:22,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:05:22,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:05:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:05:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:05:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:05:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:05:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:05:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:05:22,915 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:05:22,917 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:05:23,295 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:05:23,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:05:23,621 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:05:23,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:05:23 BoogieIcfgContainer [2023-12-02 19:05:23,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:05:23,625 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:05:23,625 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:05:23,628 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:05:23,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:05:22" (1/3) ... [2023-12-02 19:05:23,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7115f0f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:05:23, skipping insertion in model container [2023-12-02 19:05:23,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:22" (2/3) ... [2023-12-02 19:05:23,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7115f0f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:05:23, skipping insertion in model container [2023-12-02 19:05:23,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:05:23" (3/3) ... [2023-12-02 19:05:23,631 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:23,649 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:05:23,650 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:05:23,700 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:05:23,706 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;@18ab8d95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:05:23,707 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:05:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 19:05:23,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 19:05:23,726 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:05:23,726 INFO L195 NwaCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:05:23,727 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:05:23,732 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:05:23,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1007469410, now seen corresponding path program 1 times [2023-12-02 19:05:23,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:05:23,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823861246] [2023-12-02 19:05:23,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:05:23,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:05:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:05:24,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:05:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:05:24,709 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:05:24,711 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:05:24,712 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:05:24,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 19:05:24,718 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:05:24,723 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:05:24,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:05:24 BoogieIcfgContainer [2023-12-02 19:05:24,831 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:05:24,832 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:05:24,832 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:05:24,832 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:05:24,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:05:23" (3/4) ... [2023-12-02 19:05:24,835 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:05:24,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:05:24,837 INFO L158 Benchmark]: Toolchain (without parser) took 2517.98ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 137.3MB in the beginning and 132.0MB in the end (delta: 5.4MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,837 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 123.7MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:05:24,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.67ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 121.1MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.79ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 116.7MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,839 INFO L158 Benchmark]: Boogie Preprocessor took 48.02ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 114.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,840 INFO L158 Benchmark]: RCFGBuilder took 870.66ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 98.1MB in the end (delta: 16.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,841 INFO L158 Benchmark]: TraceAbstraction took 1206.36ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 97.6MB in the beginning and 133.0MB in the end (delta: -35.5MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-12-02 19:05:24,841 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 201.3MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:05:24,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 123.7MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.67ms. Allocated memory is still 167.8MB. Free memory was 137.0MB in the beginning and 121.1MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.79ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 116.7MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.02ms. Allocated memory is still 167.8MB. Free memory was 116.7MB in the beginning and 114.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 870.66ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 98.1MB in the end (delta: 16.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1206.36ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 97.6MB in the beginning and 133.0MB in the end (delta: -35.5MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 201.3MB. Free memory was 133.0MB in the beginning and 132.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 135, overapproximation of shiftRight at line 89, overapproximation of bitwiseAnd at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_3 = 63.8; [L24] double var_1_4 = 256.6; [L25] double var_1_5 = 2.375; [L26] double var_1_6 = 25.8; [L27] unsigned char var_1_7 = 1; [L28] double var_1_8 = 1.5; [L29] unsigned long int var_1_9 = 32; [L30] unsigned long int var_1_10 = 3567543019; [L31] float var_1_12 = 31.875; [L32] signed long int var_1_13 = 128; [L33] unsigned char var_1_16 = 4; [L34] unsigned char var_1_18 = 16; [L35] signed long int var_1_19 = 64; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = 1897833385; [L38] unsigned char var_1_22 = 2; [L39] signed char var_1_23 = -5; [L40] signed char var_1_24 = -4; [L41] signed char var_1_25 = 2; [L42] signed long int var_1_26 = -1000000; [L43] double var_1_27 = 31.6; [L44] unsigned char var_1_28 = 0; [L45] double var_1_31 = 99.25; [L46] unsigned char var_1_32 = 10; [L47] signed char var_1_33 = -64; [L48] signed char var_1_34 = 64; [L49] unsigned char var_1_35 = 10; [L50] unsigned char var_1_36 = 128; [L51] unsigned char var_1_37 = 1; [L52] signed long int var_1_38 = 16; [L53] unsigned char var_1_39 = 1; [L54] float var_1_41 = 64.6; [L55] signed short int var_1_42 = 1; [L56] signed char var_1_43 = 1; [L57] signed char var_1_44 = 1; [L58] signed char var_1_45 = 0; [L59] signed char var_1_46 = 5; [L60] float last_1_var_1_12 = 31.875; [L61] signed long int last_1_var_1_13 = 128; [L62] unsigned char last_1_var_1_16 = 4; [L63] signed long int last_1_var_1_19 = 64; [L224] isInitial = 1 [L225] FCALL initially() [L226] COND TRUE 1 [L227] CALL updateLastVariables() [L214] last_1_var_1_12 = var_1_12 [L215] last_1_var_1_13 = var_1_13 [L216] last_1_var_1_16 = var_1_16 [L217] last_1_var_1_19 = var_1_19 [L227] RET updateLastVariables() [L228] CALL updateVariables() [L153] var_1_3 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L155] var_1_4 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L157] var_1_5 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L159] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L160] var_1_6 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L162] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L163] var_1_7 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L165] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L166] var_1_8 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L168] var_1_10 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L171] var_1_18 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L174] var_1_20 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L177] var_1_21 = __VERIFIER_nondet_long() [L178] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L179] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L180] var_1_24 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L182] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L183] var_1_25 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L185] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L186] var_1_28 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L188] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_31=397/4, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L189] var_1_31 = __VERIFIER_nondet_double() [L190] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L191] var_1_34 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_34 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= -127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L193] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L194] var_1_36 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_36 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_36 >= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L196] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L197] var_1_37 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L199] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L200] var_1_39 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L202] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L203] var_1_44 = __VERIFIER_nondet_char() [L204] CALL assume_abort_if_not(var_1_44 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_44 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L205] CALL assume_abort_if_not(var_1_44 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_44 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L206] var_1_45 = __VERIFIER_nondet_char() [L207] CALL assume_abort_if_not(var_1_45 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_45 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L208] CALL assume_abort_if_not(var_1_45 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_45 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L209] var_1_46 = __VERIFIER_nondet_char() [L210] CALL assume_abort_if_not(var_1_46 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_46 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_9=32] [L211] CALL assume_abort_if_not(var_1_46 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_46 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=0, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483643, var_1_22=2, var_1_23=-5, var_1_24=0, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_28=0, var_1_32=10, var_1_33=-64, var_1_34=0, var_1_35=10, var_1_36=127, var_1_37=61, var_1_38=16, var_1_39=1, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_9=32] [L228] RET updateVariables() [L229] CALL step() [L67] COND TRUE (((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10 [L68] var_1_12 = var_1_8 [L70] COND FALSE !(var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) [L77] var_1_1 = var_1_8 [L79] COND FALSE !(var_1_3 >= (last_1_var_1_12 * var_1_4)) [L82] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L83] COND FALSE !(var_1_1 > var_1_5) [L86] var_1_23 = var_1_24 [L88] var_1_26 = var_1_25 [L89] EXPR var_1_26 >> var_1_10 [L89] signed long int stepLocal_0 = var_1_26 >> var_1_10; [L90] COND TRUE stepLocal_0 < last_1_var_1_13 [L91] var_1_13 = ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))) [L93] COND TRUE var_1_1 < (var_1_4 - var_1_3) [L94] var_1_9 = (var_1_10 - var_1_16) [L96] COND TRUE var_1_7 && var_1_20 [L97] var_1_19 = ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))) [L105] COND FALSE !(var_1_28 && (var_1_16 > var_1_23)) [L108] COND FALSE !(var_1_16 == var_1_23) [L114] var_1_32 = 2 [L115] var_1_33 = var_1_34 [L116] COND TRUE var_1_31 > 255.375 [L117] var_1_35 = (var_1_36 - var_1_37) [L121] COND FALSE !(\read(var_1_28)) [L126] var_1_38 = ((((var_1_34) < 0 ) ? -(var_1_34) : (var_1_34))) [L128] EXPR var_1_22 & var_1_36 [L128] COND FALSE !(4u < (var_1_22 & var_1_36)) [L131] COND TRUE var_1_22 >= var_1_22 [L132] var_1_41 = var_1_31 [L135] COND FALSE !((- var_1_12) < var_1_12) [L138] COND TRUE \read(var_1_39) [L139] COND FALSE !(var_1_13 > var_1_22) [L142] var_1_43 = (var_1_45 + var_1_46) [L229] RET step() [L230] CALL, EXPR property() [L220] EXPR ((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1) [L220-L221] return (((((((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1)) && ((var_1_3 >= (last_1_var_1_12 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_22)) : (var_1_19 == ((signed long int) var_1_22))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_1 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L230] RET, EXPR property() [L230] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=0, var_1_16=4, var_1_18=0, var_1_19=-320401897, var_1_1=255/8, var_1_20=1, var_1_21=2147483643, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=158/5, var_1_28=0, var_1_31=158/5, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=66, var_1_36=127, var_1_37=61, var_1_38=0, var_1_39=1, var_1_41=158/5, var_1_42=1, var_1_43=-5, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_8=255/8, var_1_9=2147483643] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=0, var_1_16=4, var_1_18=0, var_1_19=-320401897, var_1_1=255/8, var_1_20=1, var_1_21=2147483643, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=158/5, var_1_28=0, var_1_31=158/5, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=66, var_1_36=127, var_1_37=61, var_1_38=0, var_1_39=1, var_1_41=158/5, var_1_42=1, var_1_43=-5, var_1_44=-5, var_1_45=-63, var_1_46=58, var_1_7=1, var_1_8=255/8, var_1_9=2147483643] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 38, 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=68occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 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 19:05:24,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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_58927c35-fe18-4844-8085-acb5ed318dd6/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 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:05:26,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:05:26,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:05:26,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:05:26,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:05:26,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:05:26,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:05:26,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:05:26,919 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:05:26,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:05:26,920 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:05:26,921 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:05:26,921 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:05:26,922 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:05:26,923 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:05:26,923 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:05:26,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:05:26,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:05:26,925 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:05:26,926 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:05:26,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:05:26,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:05:26,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:05:26,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:05:26,928 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:05:26,929 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:05:26,929 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:05:26,930 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:05:26,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:05:26,930 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:05:26,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:05:26,931 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:05:26,932 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:05:26,932 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:05:26,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:05:26,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:05:26,933 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:05:26,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:05:26,933 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:05:26,933 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:05:26,934 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:05:26,934 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:05:26,934 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:05:26,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:05:26,935 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_58927c35-fe18-4844-8085-acb5ed318dd6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 514a42f8e91bea24d0ae9f58962dbe4c57902d8969e319af87e555b660ba36db [2023-12-02 19:05:27,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:05:27,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:05:27,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:05:27,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:05:27,233 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:05:27,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:30,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:05:30,227 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:05:30,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:30,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/ccd08cd34/f086756a95b44038953b64373325be69/FLAG37381eada [2023-12-02 19:05:30,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/data/ccd08cd34/f086756a95b44038953b64373325be69 [2023-12-02 19:05:30,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:05:30,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:05:30,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:05:30,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:05:30,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:05:30,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59dfa011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30, skipping insertion in model container [2023-12-02 19:05:30,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:05:30,461 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_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i[919,932] [2023-12-02 19:05:30,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:05:30,553 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:05:30,565 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_58927c35-fe18-4844-8085-acb5ed318dd6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i[919,932] [2023-12-02 19:05:30,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:05:30,623 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:05:30,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30 WrapperNode [2023-12-02 19:05:30,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:05:30,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:05:30,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:05:30,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:05:30,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,677 INFO L138 Inliner]: procedures = 27, calls = 51, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-12-02 19:05:30,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:05:30,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:05:30,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:05:30,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:05:30,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,695 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:05:30,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:05:30,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:05:30,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:05:30,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (1/1) ... [2023-12-02 19:05:30,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:05:30,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:05:30,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:05:30,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:05:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:05:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:05:30,787 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:05:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:05:30,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:05:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:05:30,882 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:05:30,884 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:05:42,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:05:42,138 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:05:42,138 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:05:42,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:05:42 BoogieIcfgContainer [2023-12-02 19:05:42,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:05:42,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:05:42,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:05:42,145 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:05:42,145 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:05:30" (1/3) ... [2023-12-02 19:05:42,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1efa12b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:05:42, skipping insertion in model container [2023-12-02 19:05:42,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:05:30" (2/3) ... [2023-12-02 19:05:42,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1efa12b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:05:42, skipping insertion in model container [2023-12-02 19:05:42,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:05:42" (3/3) ... [2023-12-02 19:05:42,148 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-73.i [2023-12-02 19:05:42,166 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:05:42,166 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:05:42,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:05:42,219 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;@65e3e786, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:05:42,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:05:42,224 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 19:05:42,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 19:05:42,242 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:05:42,243 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:05:42,243 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:05:42,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:05:42,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1238333135, now seen corresponding path program 1 times [2023-12-02 19:05:42,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:05:42,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013597499] [2023-12-02 19:05:42,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:05:42,259 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 19:05:42,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:05:42,261 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:42,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:05:43,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:05:43,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:05:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1082 proven. 0 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked. [2023-12-02 19:05:43,704 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:05:43,705 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:05:43,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013597499] [2023-12-02 19:05:43,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013597499] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:05:43,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:05:43,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:05:43,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533146304] [2023-12-02 19:05:43,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:05:43,732 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:05:43,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:05:43,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:05:43,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:05:43,763 INFO L87 Difference]: Start difference. First operand has 96 states, 55 states have (on average 1.4727272727272727) internal successors, (81), 56 states have internal predecessors, (81), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 19:05:46,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:05:46,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:05:46,027 INFO L93 Difference]: Finished difference Result 189 states and 350 transitions. [2023-12-02 19:05:46,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:05:46,070 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 233 [2023-12-02 19:05:46,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:05:46,078 INFO L225 Difference]: With dead ends: 189 [2023-12-02 19:05:46,078 INFO L226 Difference]: Without dead ends: 94 [2023-12-02 19:05:46,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 232 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 19:05:46,085 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 19:05:46,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 19:05:46,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-12-02 19:05:46,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-12-02 19:05:46,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 54 states have internal predecessors, (75), 38 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 19:05:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 151 transitions. [2023-12-02 19:05:46,132 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 151 transitions. Word has length 233 [2023-12-02 19:05:46,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:05:46,133 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 151 transitions. [2023-12-02 19:05:46,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 19:05:46,133 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2023-12-02 19:05:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 19:05:46,139 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:05:46,140 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:05:46,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:46,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:46,341 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:05:46,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:05:46,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1351859757, now seen corresponding path program 1 times [2023-12-02 19:05:46,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:05:46,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1644323011] [2023-12-02 19:05:46,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:05:46,343 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 19:05:46,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:05:46,352 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:46,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:05:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:05:47,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:05:47,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:05:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:05:52,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:05:53,475 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:05:53,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1644323011] [2023-12-02 19:05:53,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1644323011] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:05:53,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1514813178] [2023-12-02 19:05:53,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:05:53,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:05:53,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:05:53,477 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:05:53,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 19:05:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:05:54,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 19:05:54,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:05:54,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 19:05:54,303 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:05:54,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1514813178] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:05:54,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:05:54,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2023-12-02 19:05:54,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084293036] [2023-12-02 19:05:54,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:05:54,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:05:54,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:05:54,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:05:54,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-02 19:05:54,308 INFO L87 Difference]: Start difference. First operand 94 states and 151 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:05:56,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:05:58,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:00,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:00,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:06:00,808 INFO L93 Difference]: Finished difference Result 236 states and 375 transitions. [2023-12-02 19:06:00,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:06:00,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 233 [2023-12-02 19:06:00,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:06:00,813 INFO L225 Difference]: With dead ends: 236 [2023-12-02 19:06:00,814 INFO L226 Difference]: Without dead ends: 143 [2023-12-02 19:06:00,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 479 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-02 19:06:00,816 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 69 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-12-02 19:06:00,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 286 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 6.5s Time] [2023-12-02 19:06:00,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-12-02 19:06:00,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2023-12-02 19:06:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 78 states have (on average 1.3333333333333333) internal successors, (104), 79 states have internal predecessors, (104), 59 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (59), 58 states have call predecessors, (59), 59 states have call successors, (59) [2023-12-02 19:06:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 222 transitions. [2023-12-02 19:06:00,847 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 222 transitions. Word has length 233 [2023-12-02 19:06:00,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:06:00,848 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 222 transitions. [2023-12-02 19:06:00,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:06:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 222 transitions. [2023-12-02 19:06:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-02 19:06:00,853 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:06:00,853 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:00,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:01,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 19:06:01,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:01,261 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:06:01,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:06:01,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1351800175, now seen corresponding path program 1 times [2023-12-02 19:06:01,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:06:01,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [710260289] [2023-12-02 19:06:01,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:01,262 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 19:06:01,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:06:01,263 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:01,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:02,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:06:02,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:06,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:06:06,337 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:06:07,388 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:06:07,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [710260289] [2023-12-02 19:06:07,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [710260289] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:06:07,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1984519971] [2023-12-02 19:06:07,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:07,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:07,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:06:07,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:06:07,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 19:06:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:07,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 19:06:07,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 19:06:08,144 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:06:08,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1984519971] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:06:08,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:06:08,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2023-12-02 19:06:08,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582814659] [2023-12-02 19:06:08,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:06:08,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:06:08,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:06:08,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:06:08,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-02 19:06:08,147 INFO L87 Difference]: Start difference. First operand 140 states and 222 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:06:10,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:12,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:14,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:14,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:06:14,472 INFO L93 Difference]: Finished difference Result 289 states and 453 transitions. [2023-12-02 19:06:14,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:06:14,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 233 [2023-12-02 19:06:14,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:06:14,478 INFO L225 Difference]: With dead ends: 289 [2023-12-02 19:06:14,478 INFO L226 Difference]: Without dead ends: 150 [2023-12-02 19:06:14,479 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 486 GetRequests, 479 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-02 19:06:14,481 INFO L413 NwaCegarLoop]: 203 mSDtfsCounter, 73 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:06:14,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 340 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 6.3s Time] [2023-12-02 19:06:14,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-12-02 19:06:14,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 106. [2023-12-02 19:06:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 65 states have (on average 1.3692307692307693) internal successors, (89), 65 states have internal predecessors, (89), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 19:06:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 165 transitions. [2023-12-02 19:06:14,499 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 165 transitions. Word has length 233 [2023-12-02 19:06:14,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:06:14,500 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 165 transitions. [2023-12-02 19:06:14,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:06:14,501 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2023-12-02 19:06:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 19:06:14,505 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:06:14,505 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:14,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:14,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 19:06:14,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:14,908 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:06:14,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:06:14,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1762972367, now seen corresponding path program 1 times [2023-12-02 19:06:14,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:06:14,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949615338] [2023-12-02 19:06:14,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:14,910 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 19:06:14,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:06:14,911 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:14,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:16,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:06:16,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:06:19,811 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:06:20,901 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:06:20,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949615338] [2023-12-02 19:06:20,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949615338] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:06:20,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [857974684] [2023-12-02 19:06:20,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:20,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:20,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:06:20,903 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:06:20,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 19:06:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:23,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:06:23,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2023-12-02 19:06:25,390 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:06:25,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [857974684] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:06:25,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:06:25,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 9 [2023-12-02 19:06:25,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757373276] [2023-12-02 19:06:25,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:06:25,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:06:25,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:06:25,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:06:25,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2023-12-02 19:06:25,392 INFO L87 Difference]: Start difference. First operand 106 states and 165 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, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:06:29,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:06:31,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:06:33,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:06:35,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:37,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:39,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:06:41,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:06:41,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:06:41,623 INFO L93 Difference]: Finished difference Result 317 states and 494 transitions. [2023-12-02 19:06:41,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 19:06:41,675 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, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) Word has length 234 [2023-12-02 19:06:41,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:06:41,679 INFO L225 Difference]: With dead ends: 317 [2023-12-02 19:06:41,679 INFO L226 Difference]: Without dead ends: 212 [2023-12-02 19:06:41,680 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 480 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-12-02 19:06:41,681 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 110 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 77 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:06:41,681 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 475 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 90 Invalid, 7 Unknown, 0 Unchecked, 16.0s Time] [2023-12-02 19:06:41,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-12-02 19:06:41,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 182. [2023-12-02 19:06:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 101 states have (on average 1.2871287128712872) internal successors, (130), 101 states have internal predecessors, (130), 76 states have call successors, (76), 4 states have call predecessors, (76), 4 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2023-12-02 19:06:41,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 282 transitions. [2023-12-02 19:06:41,715 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 282 transitions. Word has length 234 [2023-12-02 19:06:41,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:06:41,717 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 282 transitions. [2023-12-02 19:06:41,717 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, (38), 1 states have call predecessors, (38), 1 states have return successors, (38), 1 states have call predecessors, (38), 1 states have call successors, (38) [2023-12-02 19:06:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 282 transitions. [2023-12-02 19:06:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 19:06:41,719 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:06:41,719 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:06:41,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-12-02 19:06:41,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 19:06:42,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:42,125 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:06:42,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:06:42,125 INFO L85 PathProgramCache]: Analyzing trace with hash -483108689, now seen corresponding path program 1 times [2023-12-02 19:06:42,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:06:42,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1844550730] [2023-12-02 19:06:42,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:42,126 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 19:06:42,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:06:42,126 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:06:42,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-12-02 19:06:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:43,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:06:43,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:06:47,125 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:06:48,171 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:06:48,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1844550730] [2023-12-02 19:06:48,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1844550730] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:06:48,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1252876715] [2023-12-02 19:06:48,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:48,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:06:48,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:06:48,172 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:06:48,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 19:06:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:50,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 19:06:50,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:06:54,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:06:54,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1252876715] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:06:54,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1418847055] [2023-12-02 19:06:54,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:06:54,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:06:54,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:06:54,898 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:06:54,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 19:06:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:06:56,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:06:56,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:06:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2812 backedges. 1063 proven. 84 refuted. 0 times theorem prover too weak. 1665 trivial. 0 not checked. [2023-12-02 19:06:59,670 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:07:00,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1418847055] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:07:00,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 19:07:00,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2023-12-02 19:07:00,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135551786] [2023-12-02 19:07:00,368 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 19:07:00,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 19:07:00,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:07:00,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 19:07:00,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-12-02 19:07:00,370 INFO L87 Difference]: Start difference. First operand 182 states and 282 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 19:07:05,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:07,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:09,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:11,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:13,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:15,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:17,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:19,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:21,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:07:22,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:07:22,374 INFO L93 Difference]: Finished difference Result 332 states and 511 transitions. [2023-12-02 19:07:22,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-02 19:07:22,427 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 234 [2023-12-02 19:07:22,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:07:22,429 INFO L225 Difference]: With dead ends: 332 [2023-12-02 19:07:22,429 INFO L226 Difference]: Without dead ends: 220 [2023-12-02 19:07:22,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 775 GetRequests, 762 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2023-12-02 19:07:22,431 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 147 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 103 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 532 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.6s IncrementalHoareTripleChecker+Time [2023-12-02 19:07:22,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 532 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 224 Invalid, 9 Unknown, 0 Unchecked, 21.6s Time] [2023-12-02 19:07:22,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2023-12-02 19:07:22,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 186. [2023-12-02 19:07:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 104 states have (on average 1.2692307692307692) internal successors, (132), 104 states have internal predecessors, (132), 76 states have call successors, (76), 5 states have call predecessors, (76), 5 states have return successors, (76), 76 states have call predecessors, (76), 76 states have call successors, (76) [2023-12-02 19:07:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 284 transitions. [2023-12-02 19:07:22,458 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 284 transitions. Word has length 234 [2023-12-02 19:07:22,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:07:22,459 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 284 transitions. [2023-12-02 19:07:22,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-12-02 19:07:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 284 transitions. [2023-12-02 19:07:22,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 19:07:22,461 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:07:22,462 INFO L195 NwaCegarLoop]: trace histogram [38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:07:22,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-12-02 19:07:22,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 19:07:22,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 19:07:23,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:07:23,063 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:07:23,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:07:23,064 INFO L85 PathProgramCache]: Analyzing trace with hash -905810515, now seen corresponding path program 1 times [2023-12-02 19:07:23,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:07:23,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452165728] [2023-12-02 19:07:23,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:07:23,064 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 19:07:23,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:07:23,065 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/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 19:07:23,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58927c35-fe18-4844-8085-acb5ed318dd6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-12-02 19:07:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:07:24,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 19:07:24,254 INFO L285 TraceCheckSpWp]: Computing forward predicates...