./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:29:31,665 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:29:31,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 12:29:31,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:29:31,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:29:31,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:29:31,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:29:31,773 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:29:31,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:29:31,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:29:31,774 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:29:31,775 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:29:31,776 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:29:31,776 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 12:29:31,777 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:29:31,777 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:29:31,778 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 12:29:31,778 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 12:29:31,779 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:29:31,780 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 12:29:31,780 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 12:29:31,781 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 12:29:31,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:29:31,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:29:31,783 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:29:31,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 12:29:31,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:29:31,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:29:31,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:29:31,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:29:31,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:29:31,786 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:29:31,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:29:31,786 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:29:31,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:29:31,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:29:31,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:29:31,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:29:31,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:29:31,788 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:29:31,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:29:31,788 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 12:29:31,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 12:29:31,789 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:29:31,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:29:31,789 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:29:31,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:29:31,790 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c [2023-12-02 12:29:32,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:29:32,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:29:32,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:29:32,034 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:29:32,034 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:29:32,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:34,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:29:35,070 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:29:35,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:35,082 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/6c7d97975/2f444628c0854c2286b0a8787fbfe1e8/FLAG8c9130003 [2023-12-02 12:29:35,098 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/6c7d97975/2f444628c0854c2286b0a8787fbfe1e8 [2023-12-02 12:29:35,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:29:35,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:29:35,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:29:35,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:29:35,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:29:35,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b05f539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35, skipping insertion in model container [2023-12-02 12:29:35,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:29:35,300 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2023-12-02 12:29:35,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:29:35,366 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:29:35,380 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2023-12-02 12:29:35,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:29:35,431 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:29:35,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35 WrapperNode [2023-12-02 12:29:35,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:29:35,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:29:35,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:29:35,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:29:35,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,482 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-12-02 12:29:35,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:29:35,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:29:35,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:29:35,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:29:35,494 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:29:35,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:29:35,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:29:35,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:29:35,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (1/1) ... [2023-12-02 12:29:35,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:29:35,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:29:35,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:29:35,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:29:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:29:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:29:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:29:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 12:29:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:29:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:29:35,701 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:29:35,704 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:29:36,083 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:29:36,399 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:29:36,399 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:29:36,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:36 BoogieIcfgContainer [2023-12-02 12:29:36,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:29:36,426 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:29:36,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:29:36,430 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:29:36,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:29:35" (1/3) ... [2023-12-02 12:29:36,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc0b45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:36, skipping insertion in model container [2023-12-02 12:29:36,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:35" (2/3) ... [2023-12-02 12:29:36,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc0b45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:36, skipping insertion in model container [2023-12-02 12:29:36,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:36" (3/3) ... [2023-12-02 12:29:36,433 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:36,473 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:29:36,473 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:29:36,524 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:29:36,532 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;@2149b867, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:29:36,533 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:29:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 12:29:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 12:29:36,546 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:29:36,547 INFO L195 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:29:36,547 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:29:36,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:29:36,552 INFO L85 PathProgramCache]: Analyzing trace with hash -977051559, now seen corresponding path program 1 times [2023-12-02 12:29:36,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:29:36,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111738296] [2023-12-02 12:29:36,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:29:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:29:36,716 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 12:29:36,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1307580957] [2023-12-02 12:29:36,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:29:36,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:29:36,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:29:36,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:29:36,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 12:29:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:29:37,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 12:29:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:29:37,455 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 12:29:37,457 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 12:29:37,458 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 12:29:37,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 12:29:37,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 12:29:37,666 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 12:29:37,670 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 12:29:37,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:29:37 BoogieIcfgContainer [2023-12-02 12:29:37,753 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 12:29:37,754 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 12:29:37,754 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 12:29:37,754 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 12:29:37,755 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:36" (3/4) ... [2023-12-02 12:29:37,757 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 12:29:37,758 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 12:29:37,759 INFO L158 Benchmark]: Toolchain (without parser) took 2655.96ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 95.7MB in the end (delta: 42.5MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,760 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:29:37,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.09ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 123.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.41ms. Allocated memory is still 172.0MB. Free memory was 123.3MB in the beginning and 119.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,762 INFO L158 Benchmark]: Boogie Preprocessor took 40.65ms. Allocated memory is still 172.0MB. Free memory was 119.6MB in the beginning and 118.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,762 INFO L158 Benchmark]: RCFGBuilder took 876.11ms. Allocated memory is still 172.0MB. Free memory was 117.5MB in the beginning and 58.3MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,763 INFO L158 Benchmark]: TraceAbstraction took 1327.21ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 96.7MB in the end (delta: 41.5MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2023-12-02 12:29:37,763 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 172.0MB. Free memory was 96.7MB in the beginning and 95.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:29:37,767 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.09ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 123.3MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.41ms. Allocated memory is still 172.0MB. Free memory was 123.3MB in the beginning and 119.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.65ms. Allocated memory is still 172.0MB. Free memory was 119.6MB in the beginning and 118.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.11ms. Allocated memory is still 172.0MB. Free memory was 117.5MB in the beginning and 58.3MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1327.21ms. Allocated memory is still 172.0MB. Free memory was 138.2MB in the beginning and 96.7MB in the end (delta: 41.5MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 172.0MB. Free memory was 96.7MB in the beginning and 95.7MB 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 56, overapproximation of someBinaryArithmeticDOUBLEoperation at line 73, overapproximation of bitwiseAnd at line 57, overapproximation of someUnaryDOUBLEoperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryArithmeticFLOAToperation at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 3.95; [L23] float var_1_4 = 9999999.8; [L24] float var_1_5 = 8.6; [L25] unsigned long int var_1_6 = 10000; [L26] double var_1_8 = 64.5; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 7.5; [L29] float var_1_12 = 0.0; [L30] float var_1_13 = 64.8; [L31] double var_1_14 = 127.75; [L32] signed char var_1_15 = 8; [L33] signed char var_1_16 = 32; [L34] unsigned char var_1_17 = 0; [L35] unsigned char var_1_18 = 0; [L36] double var_1_19 = 2.25; [L37] unsigned char var_1_20 = 0; [L38] unsigned short int var_1_21 = 256; [L39] float var_1_22 = 256.5; [L40] signed char var_1_27 = -64; [L41] signed char var_1_30 = -10; [L42] unsigned long int var_1_31 = 8; [L43] double var_1_32 = 499.75; [L44] double var_1_36 = 3.15; [L45] unsigned char var_1_38 = 8; [L46] float var_1_40 = 255.8; [L47] signed short int var_1_41 = 256; [L48] signed char var_1_42 = -32; [L49] unsigned long int last_1_var_1_6 = 10000; [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] CALL updateLastVariables() [L166] last_1_var_1_6 = var_1_6 [L176] RET updateLastVariables() [L177] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_5=43/5, var_1_6=10000, var_1_8=129/2] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000, var_1_8=129/2] [L137] var_1_8 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_11=15/2, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L139] var_1_11 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L141] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_12=0, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L142] var_1_12 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not((var_1_12 >= 4611686.018427382800e+12F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_13=324/5, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L144] var_1_13 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=8, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L146] var_1_15 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L148] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=32, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L149] var_1_16 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L151] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L152] var_1_18 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L154] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=-10, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L155] var_1_30 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_30 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_30 >= -127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L157] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_36=63/20, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L158] var_1_36 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 2305843.009213691390e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=-32, var_1_6=10000] [L160] var_1_42 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_42 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_42 >= -128) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L162] CALL assume_abort_if_not(var_1_42 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_42 <= 127) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L163] CALL assume_abort_if_not(var_1_42 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_42 != 0) VAL [isInitial=1, last_1_var_1_6=10000, var_1_10=1021/4, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=79/20, var_1_20=0, var_1_21=256, var_1_22=513/2, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=1999/4, var_1_38=8, var_1_40=1279/5, var_1_41=256, var_1_42=2, var_1_6=10000] [L177] RET updateVariables() [L178] CALL step() [L53] COND TRUE var_1_6 >= var_1_16 [L54] var_1_22 = (var_1_13 + var_1_13) [L56] COND TRUE ((var_1_4 + 127.75f) * var_1_13) < var_1_13 [L57] EXPR ((((var_1_20) < (var_1_15)) ? (var_1_20) : (var_1_15))) & var_1_16 [L57] COND FALSE !(((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) <= (((((var_1_20) < (var_1_15)) ? (var_1_20) : (var_1_15))) & var_1_16)) [L61] COND FALSE !(var_1_20 < (~ var_1_30)) [L66] COND FALSE !(var_1_13 == var_1_13) [L73] var_1_32 = (((((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) < 0 ) ? -((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))) : ((((var_1_12 - 9.5) < 0 ) ? -(var_1_12 - 9.5) : (var_1_12 - 9.5))))) [L75] COND FALSE !(! (var_1_4 <= var_1_36)) [L78] EXPR (var_1_16 >> 4) & var_1_16 [L78] COND TRUE 128 != ((var_1_16 >> 4) & var_1_16) [L79] var_1_40 = ((((var_1_36) > (var_1_4)) ? (var_1_36) : (var_1_4))) [L81] COND FALSE !((var_1_16 / var_1_42) < var_1_20) [L84] var_1_41 = -256 [L86] COND FALSE !((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) [L89] COND TRUE (var_1_5 / var_1_11) >= (var_1_8 - var_1_4) [L90] var_1_10 = (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))) [L94] var_1_20 = var_1_16 [L95] var_1_21 = var_1_16 [L96] COND TRUE var_1_21 <= (var_1_16 * var_1_20) [L97] COND TRUE (var_1_5 + var_1_14) <= 127.025f [L98] var_1_17 = var_1_18 [L105] unsigned char stepLocal_0 = var_1_20 != var_1_20; [L106] COND FALSE !(\read(var_1_17)) [L117] var_1_6 = var_1_20 [L119] COND TRUE var_1_6 <= var_1_6 [L120] COND FALSE !(var_1_6 > var_1_6) [L123] var_1_1 = var_1_5 [L128] COND FALSE !(var_1_1 < var_1_11) [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return ((((((((var_1_6 <= var_1_6) ? ((var_1_6 > var_1_6) ? (var_1_1 == ((float) (var_1_4 - var_1_5))) : (var_1_1 == ((float) var_1_5))) : (var_1_1 == ((float) var_1_4))) && (var_1_17 ? ((((((var_1_14) > (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78))))) ? (var_1_14) : (((((var_1_5) > (199.78)) ? (var_1_5) : (199.78)))))) != (var_1_4 - var_1_8)) ? (((var_1_20 != var_1_20) || var_1_17) ? (var_1_6 == ((unsigned long int) var_1_20)) : (var_1_6 == ((unsigned long int) 5u))) : (var_1_6 == ((unsigned long int) var_1_20))) : (var_1_6 == ((unsigned long int) var_1_20)))) && (((var_1_5 / var_1_11) >= (var_1_8 - var_1_4)) ? (var_1_10 == ((float) (((((var_1_5 - (var_1_12 - var_1_13))) < (var_1_4)) ? ((var_1_5 - (var_1_12 - var_1_13))) : (var_1_4))))) : (var_1_10 == ((float) 4.2f)))) && (((var_1_15 - ((((0) < (var_1_16)) ? (0) : (var_1_16)))) > last_1_var_1_6) ? (var_1_14 == ((double) var_1_12)) : 1)) && ((var_1_21 <= (var_1_16 * var_1_20)) ? (((var_1_5 + var_1_14) <= 127.025f) ? (var_1_17 == ((unsigned char) var_1_18)) : (var_1_17 == ((unsigned char) var_1_18))) : (var_1_17 == ((unsigned char) var_1_18)))) && ((var_1_1 < var_1_11) ? (var_1_19 == ((double) (var_1_13 - 256.4))) : 1)) && (var_1_20 == ((unsigned char) var_1_16))) && (var_1_21 == ((unsigned short int) var_1_16)) ; [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=0, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=2, var_1_20=31, var_1_21=31, var_1_22=0, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=3, var_1_36=4, var_1_38=8, var_1_40=4, var_1_41=-256, var_1_42=2, var_1_4=5, var_1_5=2, var_1_6=31] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_6=10000, var_1_10=5, var_1_12=0, var_1_14=511/4, var_1_15=127, var_1_16=31, var_1_17=0, var_1_18=0, var_1_19=9/4, var_1_1=2, var_1_20=31, var_1_21=31, var_1_22=0, var_1_27=-64, var_1_30=126, var_1_31=8, var_1_32=3, var_1_36=4, var_1_38=8, var_1_40=4, var_1_41=-256, var_1_42=2, var_1_4=5, var_1_5=2, var_1_6=31] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 40 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 19, 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=40occurred 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, 73 NumberOfCodeBlocks, 73 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 12:29:37,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:29:39,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:29:39,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 12:29:39,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:29:39,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:29:39,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:29:39,972 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:29:39,972 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:29:39,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:29:39,974 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:29:39,974 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:29:39,975 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:29:39,975 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:29:39,976 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:29:39,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:29:39,977 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:29:39,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:29:39,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:29:39,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:29:39,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:29:39,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:29:39,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:29:39,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:29:39,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:29:39,982 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 12:29:39,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 12:29:39,983 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 12:29:39,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:29:39,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:29:39,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:29:39,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:29:39,985 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 12:29:39,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:29:39,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:29:39,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:29:39,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:29:39,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:29:39,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:29:39,987 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 12:29:39,987 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 12:29:39,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:29:39,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:29:39,988 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:29:39,988 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:29:39,988 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4502a09464b29bf00952bf3323a73b5690388bf06e82f0cd90fbd1bfdf0148c [2023-12-02 12:29:40,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:29:40,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:29:40,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:29:40,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:29:40,365 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:29:40,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:43,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:29:43,496 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:29:43,497 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:43,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/fe43b61bb/5a227911697246b49646457d5f20c627/FLAGfc161c286 [2023-12-02 12:29:43,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/data/fe43b61bb/5a227911697246b49646457d5f20c627 [2023-12-02 12:29:43,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:29:43,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:29:43,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:29:43,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:29:43,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:29:43,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:43,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17bd8485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43, skipping insertion in model container [2023-12-02 12:29:43,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:43,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:29:43,755 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2023-12-02 12:29:43,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:29:43,841 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:29:43,856 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_5a673c7c-21b2-45f8-886c-3cc66c76d567/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i[918,931] [2023-12-02 12:29:43,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:29:43,916 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:29:43,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43 WrapperNode [2023-12-02 12:29:43,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:29:43,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:29:43,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:29:43,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:29:43,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:43,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,008 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2023-12-02 12:29:44,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:29:44,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:29:44,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:29:44,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:29:44,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,067 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,074 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,080 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:29:44,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:29:44,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:29:44,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:29:44,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (1/1) ... [2023-12-02 12:29:44,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:29:44,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:29:44,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:29:44,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:29:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:29:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 12:29:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:29:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:29:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:29:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:29:44,237 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:29:44,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:29:59,655 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:29:59,703 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:29:59,704 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:29:59,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:59 BoogieIcfgContainer [2023-12-02 12:29:59,705 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:29:59,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:29:59,708 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:29:59,711 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:29:59,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:29:43" (1/3) ... [2023-12-02 12:29:59,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f0ecfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:59, skipping insertion in model container [2023-12-02 12:29:59,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:29:43" (2/3) ... [2023-12-02 12:29:59,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f0ecfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:29:59, skipping insertion in model container [2023-12-02 12:29:59,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:29:59" (3/3) ... [2023-12-02 12:29:59,714 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-2.i [2023-12-02 12:29:59,729 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:29:59,729 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:29:59,771 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:29:59,778 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;@17b2393e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:29:59,778 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:29:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 45 states have (on average 1.5777777777777777) internal successors, (71), 46 states have internal predecessors, (71), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 12:29:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 12:29:59,795 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:29:59,796 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:29:59,797 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:29:59,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:29:59,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1707151610, now seen corresponding path program 1 times [2023-12-02 12:29:59,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:29:59,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837675380] [2023-12-02 12:29:59,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:29:59,816 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 12:29:59,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:29:59,819 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:29:59,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:00,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 12:30:00,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2023-12-02 12:30:00,972 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:30:00,973 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:30:00,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837675380] [2023-12-02 12:30:00,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [837675380] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:30:00,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:30:00,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:30:00,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561097807] [2023-12-02 12:30:00,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:30:00,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 12:30:00,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:30:01,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 12:30:01,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:30:01,018 INFO L87 Difference]: Start difference. First operand has 67 states, 45 states have (on average 1.5777777777777777) internal successors, (71), 46 states have internal predecessors, (71), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 12:30:03,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:30:03,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:30:03,470 INFO L93 Difference]: Finished difference Result 131 states and 235 transitions. [2023-12-02 12:30:03,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 12:30:03,552 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 127 [2023-12-02 12:30:03,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:30:03,562 INFO L225 Difference]: With dead ends: 131 [2023-12-02 12:30:03,562 INFO L226 Difference]: Without dead ends: 65 [2023-12-02 12:30:03,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 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 12:30:03,570 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-12-02 12:30:03,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-12-02 12:30:03,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-12-02 12:30:03,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-12-02 12:30:03,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 44 states have internal predecessors, (62), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 12:30:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2023-12-02 12:30:03,614 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 127 [2023-12-02 12:30:03,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:30:03,614 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2023-12-02 12:30:03,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 12:30:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-12-02 12:30:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 12:30:03,618 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:30:03,618 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:30:03,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:03,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:03,819 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:30:03,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:30:03,820 INFO L85 PathProgramCache]: Analyzing trace with hash 108008577, now seen corresponding path program 1 times [2023-12-02 12:30:03,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:30:03,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784713912] [2023-12-02 12:30:03,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:03,821 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 12:30:03,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:30:03,822 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:03,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:04,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:04,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:30:04,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 318 proven. 36 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-12-02 12:30:07,051 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 12:30:07,765 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:30:07,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784713912] [2023-12-02 12:30:07,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784713912] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:30:07,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [807216273] [2023-12-02 12:30:07,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:07,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:30:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:30:07,792 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:30:07,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 12:30:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:10,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 12:30:10,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 318 proven. 36 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-12-02 12:30:12,394 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 12:30:12,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [807216273] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:30:12,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33073604] [2023-12-02 12:30:12,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:12,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:30:12,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:30:12,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:30:12,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 12:30:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:13,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 12:30:13,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 318 proven. 36 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2023-12-02 12:30:15,186 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 18 proven. 36 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 12:30:15,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33073604] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:30:15,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 12:30:15,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2023-12-02 12:30:15,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831117144] [2023-12-02 12:30:15,615 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 12:30:15,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 12:30:15,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:30:15,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 12:30:15,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 12:30:15,620 INFO L87 Difference]: Start difference. First operand 65 states and 100 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-12-02 12:30:17,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:19,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:22,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:24,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:26,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:28,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:30,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:32,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 12:30:32,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:30:32,663 INFO L93 Difference]: Finished difference Result 135 states and 204 transitions. [2023-12-02 12:30:32,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 12:30:32,745 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 128 [2023-12-02 12:30:32,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:30:32,747 INFO L225 Difference]: With dead ends: 135 [2023-12-02 12:30:32,747 INFO L226 Difference]: Without dead ends: 71 [2023-12-02 12:30:32,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 756 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-12-02 12:30:32,749 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 146 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 33 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-12-02 12:30:32,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 159 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 124 Invalid, 6 Unknown, 0 Unchecked, 16.8s Time] [2023-12-02 12:30:32,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-12-02 12:30:32,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2023-12-02 12:30:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 47 states have internal predecessors, (63), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 12:30:32,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2023-12-02 12:30:32,765 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 128 [2023-12-02 12:30:32,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:30:32,766 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2023-12-02 12:30:32,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2023-12-02 12:30:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-12-02 12:30:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 12:30:32,769 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:30:32,770 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:30:32,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:32,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 12:30:33,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-12-02 12:30:33,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:30:33,372 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:30:33,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:30:33,372 INFO L85 PathProgramCache]: Analyzing trace with hash 425730316, now seen corresponding path program 1 times [2023-12-02 12:30:33,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:30:33,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080457290] [2023-12-02 12:30:33,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:33,373 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 12:30:33,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:30:33,374 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/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 12:30:33,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 12:30:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:34,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 12:30:34,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:30:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 27 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-12-02 12:30:34,848 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:30:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 27 proven. 27 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 12:30:35,819 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:30:35,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080457290] [2023-12-02 12:30:35,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080457290] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:30:35,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1529910519] [2023-12-02 12:30:35,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:30:35,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 12:30:35,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 12:30:35,821 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 12:30:35,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a673c7c-21b2-45f8-886c-3cc66c76d567/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 12:30:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:30:38,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 12:30:38,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:31:32,372 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:31:34,436 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true [2023-12-02 12:32:31,673 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:32:33,732 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true [2023-12-02 12:33:35,173 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:33:37,234 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true [2023-12-02 12:35:42,436 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:35:44,497 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true [2023-12-02 12:37:58,408 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (= c_~var_1_1~0 c_~var_1_5~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:38:00,467 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (= c_~var_1_1~0 c_~var_1_5~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true [2023-12-02 12:39:20,019 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (= c_~var_1_1~0 c_~var_1_5~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.lt c_~var_1_1~0 c_~var_1_11~0) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_~var_1_19~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 1282.0 5.0)))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from false [2023-12-02 12:39:22,086 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_18~0 (_ bv0 8)) (= (_ bv0 8) c_~var_1_17~0) (= c_~var_1_1~0 c_~var_1_5~0) (fp.geq ((_ to_fp 11 53) c_currentRoundingMode (fp.div c_currentRoundingMode c_~var_1_5~0 c_~var_1_11~0)) (fp.sub c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_4~0))) (let ((.cse1 (fp.sub c_currentRoundingMode c_~var_1_5~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)))) (let ((.cse0 (fp.lt .cse1 c_~var_1_4~0))) (or (and .cse0 (= c_~var_1_10~0 .cse1)) (and (= c_~var_1_4~0 c_~var_1_10~0) (not .cse0))))) (= c_~var_1_21~0 ((_ sign_extend 8) c_~var_1_16~0)) (fp.lt c_~var_1_1~0 c_~var_1_11~0) (= c_~var_1_6~0 ((_ zero_extend 24) c_~var_1_20~0)) (fp.eq c_~var_1_13~0 c_~var_1_13~0) (fp.leq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (fp.geq c_~var_1_12~0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (= c_~var_1_19~0 (fp.sub c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 1282.0 5.0)))) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_16~0 c_~var_1_20~0) (= ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0) c_~var_1_14~0)) is different from true