./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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_f5cb24c0-397a-4739-ba08-944436549c45/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 e14034a331b777dfd4bcf98d49d07f782df13f19e43a2e185157ef77069ad9e0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:23:40,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:23:40,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:23:40,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:23:40,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:23:40,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:23:40,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:23:40,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:23:40,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:23:40,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:23:40,844 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:23:40,844 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:23:40,845 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:23:40,845 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:23:40,846 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:23:40,846 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:23:40,847 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:23:40,847 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:23:40,848 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:23:40,848 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:23:40,849 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:23:40,850 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:23:40,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:23:40,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:23:40,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:23:40,852 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:23:40,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:23:40,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:23:40,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:23:40,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:23:40,854 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:23:40,854 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:23:40,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:23:40,855 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:23:40,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:23:40,855 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:23:40,855 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:23:40,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:23:40,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:23:40,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:23:40,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:23:40,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:23:40,858 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_f5cb24c0-397a-4739-ba08-944436549c45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e14034a331b777dfd4bcf98d49d07f782df13f19e43a2e185157ef77069ad9e0 [2023-12-02 13:23:41,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:23:41,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:23:41,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:23:41,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:23:41,105 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:23:41,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:43,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:23:43,989 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:23:43,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:43,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/0c70f3449/2a0ca2d74a084487806795a8378994eb/FLAGfde0466db [2023-12-02 13:23:44,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/0c70f3449/2a0ca2d74a084487806795a8378994eb [2023-12-02 13:23:44,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:23:44,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:23:44,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:44,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:23:44,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:23:44,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96592fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44, skipping insertion in model container [2023-12-02 13:23:44,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:23:44,172 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_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i[913,926] [2023-12-02 13:23:44,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:44,230 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:23:44,240 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_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i[913,926] [2023-12-02 13:23:44,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:44,281 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:23:44,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44 WrapperNode [2023-12-02 13:23:44,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:44,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:23:44,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:23:44,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:23:44,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,342 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-12-02 13:23:44,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:23:44,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:23:44,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:23:44,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:23:44,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,357 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,357 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:23:44,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:23:44,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:23:44,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:23:44,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (1/1) ... [2023-12-02 13:23:44,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:23:44,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:23:44,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:23:44,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:23:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:23:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:23:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:23:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:23:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:23:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:23:44,547 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:23:44,550 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:23:44,919 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:23:45,241 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:23:45,241 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:23:45,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:23:45 BoogieIcfgContainer [2023-12-02 13:23:45,243 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:23:45,246 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:23:45,246 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:23:45,248 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:23:45,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:23:44" (1/3) ... [2023-12-02 13:23:45,249 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@403e5f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:23:45, skipping insertion in model container [2023-12-02 13:23:45,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:44" (2/3) ... [2023-12-02 13:23:45,250 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@403e5f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:23:45, skipping insertion in model container [2023-12-02 13:23:45,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:23:45" (3/3) ... [2023-12-02 13:23:45,251 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:45,266 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:23:45,266 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:23:45,308 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:23:45,313 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;@556db4a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:23:45,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:23:45,317 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 13:23:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 13:23:45,327 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:23:45,327 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:45,328 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:23:45,331 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:23:45,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1640428489, now seen corresponding path program 1 times [2023-12-02 13:23:45,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:23:45,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816378776] [2023-12-02 13:23:45,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:23:45,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:23:45,482 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:23:45,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [478749108] [2023-12-02 13:23:45,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:23:45,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:23:45,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:23:45,492 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:23:45,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:23:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 13:23:45,768 WARN L124 FreeRefinementEngine]: Strategy SIFA_TAIPAN was unsuccessful and could not determine trace feasibility [2023-12-02 13:23:45,770 INFO L360 BasicCegarLoop]: Counterexample might be feasible [2023-12-02 13:23:45,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:23:45,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:23:45,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:23:45,987 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:23:45,991 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:23:46,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:23:46 BoogieIcfgContainer [2023-12-02 13:23:46,019 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:23:46,020 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:23:46,020 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:23:46,020 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:23:46,020 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:23:45" (3/4) ... [2023-12-02 13:23:46,022 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:23:46,023 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:23:46,024 INFO L158 Benchmark]: Toolchain (without parser) took 2008.98ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 104.0MB in the beginning and 137.9MB in the end (delta: -33.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,025 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 136.3MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:23:46,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.83ms. Allocated memory is still 136.3MB. Free memory was 104.0MB in the beginning and 89.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.23ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 85.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,027 INFO L158 Benchmark]: Boogie Preprocessor took 44.95ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 83.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,027 INFO L158 Benchmark]: RCFGBuilder took 854.20ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 82.9MB in the beginning and 109.0MB in the end (delta: -26.1MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,028 INFO L158 Benchmark]: TraceAbstraction took 773.66ms. Allocated memory is still 176.2MB. Free memory was 107.9MB in the beginning and 137.9MB in the end (delta: -30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 13:23:46,028 INFO L158 Benchmark]: Witness Printer took 3.67ms. Allocated memory is still 176.2MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:23:46,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 136.3MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.83ms. Allocated memory is still 136.3MB. Free memory was 104.0MB in the beginning and 89.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.23ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 85.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.95ms. Allocated memory is still 136.3MB. Free memory was 85.2MB in the beginning and 83.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 854.20ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 82.9MB in the beginning and 109.0MB in the end (delta: -26.1MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * TraceAbstraction took 773.66ms. Allocated memory is still 176.2MB. Free memory was 107.9MB in the beginning and 137.9MB in the end (delta: -30.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 3.67ms. Allocated memory is still 176.2MB. Free memory is still 137.9MB. 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: unable to decide satisfiability of path constraint, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, overapproximation of bitwiseAnd at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_char() [L89] CALL assume_abort_if_not(var_1_2 >= -1) [L20] COND TRUE !cond [L89] RET assume_abort_if_not(var_1_2 >= -1) [L90] CALL assume_abort_if_not(var_1_2 <= 127) [L20] COND TRUE !cond [L90] RET assume_abort_if_not(var_1_2 <= 127) [L91] var_1_3 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_3 >= 0) [L20] COND TRUE !cond [L92] RET assume_abort_if_not(var_1_3 >= 0) [L93] CALL assume_abort_if_not(var_1_3 <= 127) [L20] COND TRUE !cond [L93] RET assume_abort_if_not(var_1_3 <= 127) [L94] var_1_5 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_5 >= -2147483648) [L20] COND TRUE !cond [L95] RET assume_abort_if_not(var_1_5 >= -2147483648) [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) [L20] COND TRUE !cond [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) [L97] CALL assume_abort_if_not(var_1_5 != 0) [L20] COND TRUE !cond [L97] RET assume_abort_if_not(var_1_5 != 0) [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 0) [L20] COND TRUE !cond [L99] RET assume_abort_if_not(var_1_6 >= 0) [L100] CALL assume_abort_if_not(var_1_6 <= 1) [L20] COND TRUE !cond [L100] RET assume_abort_if_not(var_1_6 <= 1) [L101] var_1_8 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) [L20] COND TRUE !cond [L102] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) [L103] var_1_9 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) [L20] COND TRUE !cond [L104] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) [L105] var_1_10 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) [L20] COND TRUE !cond [L106] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) [L107] var_1_11 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) [L20] COND TRUE !cond [L108] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) [L109] var_1_12 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) [L20] COND TRUE !cond [L110] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) [L111] var_1_14 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_14 >= 190) [L20] COND TRUE !cond [L112] RET assume_abort_if_not(var_1_14 >= 190) [L113] CALL assume_abort_if_not(var_1_14 <= 254) [L20] COND TRUE !cond [L113] RET assume_abort_if_not(var_1_14 <= 254) [L114] var_1_15 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_15 >= 0) [L20] COND TRUE !cond [L115] RET assume_abort_if_not(var_1_15 >= 0) [L116] CALL assume_abort_if_not(var_1_15 <= 63) [L20] COND TRUE !cond [L116] RET assume_abort_if_not(var_1_15 <= 63) [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 127) [L20] COND TRUE !cond [L118] RET assume_abort_if_not(var_1_16 >= 127) [L119] CALL assume_abort_if_not(var_1_16 <= 254) [L20] COND TRUE !cond [L119] RET assume_abort_if_not(var_1_16 <= 254) [L120] var_1_17 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_17 >= 0) [L20] COND TRUE !cond [L121] RET assume_abort_if_not(var_1_17 >= 0) [L122] CALL assume_abort_if_not(var_1_17 <= 64) [L20] COND TRUE !cond [L122] RET assume_abort_if_not(var_1_17 <= 64) [L123] var_1_18 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_18 >= 0) [L20] COND TRUE !cond [L124] RET assume_abort_if_not(var_1_18 >= 0) [L125] CALL assume_abort_if_not(var_1_18 <= 63) [L20] COND TRUE !cond [L125] RET assume_abort_if_not(var_1_18 <= 63) [L126] var_1_19 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_19 >= 0) [L20] COND TRUE !cond [L127] RET assume_abort_if_not(var_1_19 >= 0) [L128] CALL assume_abort_if_not(var_1_19 <= 63) [L20] COND TRUE !cond [L128] RET assume_abort_if_not(var_1_19 <= 63) [L141] RET updateVariables() [L142] CALL step() [L46] signed char stepLocal_0 = var_1_2; [L47] COND TRUE -256 <= stepLocal_0 [L48] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) [L54] COND FALSE !(var_1_11 <= var_1_9) [L57] COND TRUE (var_1_2 - var_1_3) > (var_1_13 / var_1_5) [L58] var_1_1 = (128 - var_1_3) [L66] EXPR (var_1_2 * var_1_13) & var_1_1 [L66] signed long int stepLocal_1 = (var_1_2 * var_1_13) & var_1_1; [L67] COND FALSE !(var_1_3 < stepLocal_1) [L70] EXPR var_1_1 & var_1_3 [L70] signed long int stepLocal_2 = var_1_1 & var_1_3; [L71] COND FALSE !((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= stepLocal_2) [L78] var_1_21 = var_1_12 [L80] unsigned long int stepLocal_3 = var_1_20; [L81] COND TRUE var_1_1 > stepLocal_3 [L82] COND FALSE !(! (! var_1_6)) [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) [L133] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) [L133] EXPR var_1_1 & var_1_3 [L133] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) [L133-L134] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) [L19] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 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 13:23:46,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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_f5cb24c0-397a-4739-ba08-944436549c45/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 e14034a331b777dfd4bcf98d49d07f782df13f19e43a2e185157ef77069ad9e0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:23:47,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:23:48,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:23:48,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:23:48,047 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:23:48,074 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:23:48,075 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:23:48,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:23:48,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:23:48,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:23:48,078 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:23:48,078 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:23:48,079 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:23:48,079 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:23:48,080 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:23:48,080 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:23:48,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:23:48,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:23:48,082 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:23:48,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:23:48,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:23:48,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:23:48,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:23:48,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:23:48,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:23:48,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:23:48,086 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:23:48,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:23:48,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:23:48,087 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:23:48,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:23:48,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:23:48,088 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:23:48,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:23:48,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:23:48,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:23:48,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:23:48,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:23:48,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:23:48,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:23:48,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:23:48,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:23:48,091 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:23:48,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:23:48,091 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_f5cb24c0-397a-4739-ba08-944436549c45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e14034a331b777dfd4bcf98d49d07f782df13f19e43a2e185157ef77069ad9e0 [2023-12-02 13:23:48,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:23:48,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:23:48,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:23:48,413 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:23:48,413 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:23:48,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:51,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:23:51,394 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:23:51,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:51,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/8cc048268/1125de02ab7b4d9cbc09e14e64f39304/FLAGad742d486 [2023-12-02 13:23:51,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/data/8cc048268/1125de02ab7b4d9cbc09e14e64f39304 [2023-12-02 13:23:51,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:23:51,423 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:23:51,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:51,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:23:51,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:23:51,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e364453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51, skipping insertion in model container [2023-12-02 13:23:51,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:23:51,621 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i[913,926] [2023-12-02 13:23:51,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:51,689 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:23:51,702 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_f5cb24c0-397a-4739-ba08-944436549c45/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-57.i[913,926] [2023-12-02 13:23:51,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:51,749 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:23:51,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51 WrapperNode [2023-12-02 13:23:51,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:51,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:23:51,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:23:51,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:23:51,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,800 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-12-02 13:23:51,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:23:51,801 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:23:51,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:23:51,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:23:51,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:23:51,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:23:51,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:23:51,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:23:51,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (1/1) ... [2023-12-02 13:23:51,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:23:51,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:23:51,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:23:51,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:23:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:23:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:23:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:23:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:23:51,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:23:51,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:23:52,004 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:23:52,006 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:23:56,721 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:23:56,771 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:23:56,772 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:23:56,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:23:56 BoogieIcfgContainer [2023-12-02 13:23:56,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:23:56,775 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:23:56,775 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:23:56,778 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:23:56,778 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:23:51" (1/3) ... [2023-12-02 13:23:56,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecdf072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:23:56, skipping insertion in model container [2023-12-02 13:23:56,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:51" (2/3) ... [2023-12-02 13:23:56,779 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecdf072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:23:56, skipping insertion in model container [2023-12-02 13:23:56,779 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:23:56" (3/3) ... [2023-12-02 13:23:56,781 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-57.i [2023-12-02 13:23:56,794 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:23:56,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:23:56,835 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:23:56,841 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;@7a662566, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:23:56,841 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:23:56,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 13:23:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 13:23:56,858 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:23:56,859 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:56,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:23:56,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:23:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash 2189041, now seen corresponding path program 1 times [2023-12-02 13:23:56,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:23:56,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [555758992] [2023-12-02 13:23:56,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:23:56,877 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 13:23:56,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:23:56,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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 13:23:56,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5cb24c0-397a-4739-ba08-944436549c45/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 13:23:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:23:57,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 13:23:57,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:26:56,803 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse10 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode 1152921504606845700.0))) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse11)) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse11))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse9))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse9))) (and (bvsge ((_ sign_extend 24) c_~var_1_3~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_18~0) (_ bv63 32)) (or (and (fp.geq c_~var_1_11~0 .cse0) (fp.leq c_~var_1_11~0 .cse1)) (and (fp.leq c_~var_1_11~0 .cse2) (fp.geq c_~var_1_11~0 .cse3))) (or (and (fp.leq c_~var_1_12~0 .cse2) (fp.geq c_~var_1_12~0 .cse3)) (and (fp.leq c_~var_1_12~0 .cse1) (fp.geq c_~var_1_12~0 .cse0))) (bvsge ((_ zero_extend 24) c_~var_1_14~0) (_ bv190 32)) (or (and (fp.geq c_~var_1_9~0 .cse4) (fp.leq c_~var_1_9~0 .cse1)) (and (fp.leq c_~var_1_9~0 .cse5) (fp.geq c_~var_1_9~0 .cse3))) (let ((.cse6 (fp.add c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0)) (.cse7 (fp.gt c_~var_1_9~0 c_~var_1_10~0))) (or (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse6))) .cse7) (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_10~0 .cse6))) (not .cse7)))) (or (and (fp.leq c_~var_1_10~0 .cse1) (fp.geq c_~var_1_10~0 .cse4)) (and (fp.geq c_~var_1_10~0 .cse3) (fp.leq c_~var_1_10~0 .cse5))) (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8))) (fp.leq c_~var_1_8~0 .cse1)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 13:29:34,674 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse20 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse17 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse21 ((_ to_fp 8 24) c_currentRoundingMode 1152921504606845700.0))) (let ((.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse21)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse21))) (.cse0 ((_ zero_extend 24) c_~var_1_18~0)) (.cse9 ((_ zero_extend 24) c_~var_1_14~0)) (.cse18 ((_ to_fp 11 53) c_currentRoundingMode .cse17)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse20))) (and (bvsge ((_ sign_extend 24) c_~var_1_3~0) (_ bv0 32)) (bvsle .cse0 (_ bv63 32)) (or (and (fp.geq c_~var_1_11~0 .cse1) (fp.leq c_~var_1_11~0 .cse2)) (and (fp.leq c_~var_1_11~0 .cse3) (fp.geq c_~var_1_11~0 .cse4))) (or (and (fp.leq c_~var_1_12~0 .cse3) (fp.geq c_~var_1_12~0 .cse4)) (and (fp.leq c_~var_1_12~0 .cse2) (fp.geq c_~var_1_12~0 .cse1))) (let ((.cse7 (bvneg ((_ zero_extend 24) c_~var_1_15~0))) (.cse10 ((_ zero_extend 24) c_~var_1_16~0))) (let ((.cse6 (bvsgt (bvadd .cse7 .cse9) .cse10)) (.cse13 ((_ zero_extend 24) c_~var_1_19~0))) (let ((.cse5 (bvsgt .cse0 .cse13)) (.cse11 (not .cse6)) (.cse12 ((_ zero_extend 24) c_~var_1_17~0))) (or (and (not .cse5) (let ((.cse8 (bvneg (bvadd .cse12 .cse13)))) (or (and .cse6 (= ((_ extract 7 0) (bvadd .cse7 .cse8 .cse9)) c_~var_1_13~0)) (and (= ((_ extract 7 0) (bvadd .cse8 .cse10)) c_~var_1_13~0) .cse11)))) (and .cse5 (let ((.cse14 (bvneg (bvadd .cse12 .cse0)))) (or (and .cse11 (= ((_ extract 7 0) (bvadd .cse10 .cse14)) c_~var_1_13~0)) (and (= c_~var_1_13~0 ((_ extract 7 0) (bvadd .cse7 .cse14 .cse9))) .cse6)))))))) (bvsge .cse9 (_ bv190 32)) (fp.leq c_~var_1_11~0 c_~var_1_9~0) (let ((.cse15 (fp.add c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0)) (.cse16 (fp.gt c_~var_1_9~0 c_~var_1_10~0))) (or (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse15))) .cse16) (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_10~0 .cse15))) (not .cse16)))) (or (and (fp.leq c_~var_1_10~0 .cse2) (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse17)))) (and (fp.geq c_~var_1_10~0 .cse4) (fp.leq c_~var_1_10~0 .cse18))) (or (and (fp.leq c_~var_1_9~0 .cse18) (fp.geq c_~var_1_9~0 .cse4)) (fp.leq c_~var_1_9~0 .cse2)) (let ((.cse19 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse19))) (fp.leq c_~var_1_8~0 .cse2)) (and (fp.geq c_~var_1_8~0 .cse4) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse19))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 13:32:21,408 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_3~0)) (.cse22 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse18 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse23 ((_ to_fp 8 24) c_currentRoundingMode 1152921504606845700.0))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse23)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse23))) (.cse1 ((_ zero_extend 24) c_~var_1_18~0)) (.cse10 ((_ zero_extend 24) c_~var_1_14~0)) (.cse19 ((_ to_fp 11 53) c_currentRoundingMode .cse18)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse22))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse22)) (.cse20 (bvneg .cse0))) (and (bvsge .cse0 (_ bv0 32)) (bvsle .cse1 (_ bv63 32)) (or (and (fp.geq c_~var_1_11~0 .cse2) (fp.leq c_~var_1_11~0 .cse3)) (and (fp.leq c_~var_1_11~0 .cse4) (fp.geq c_~var_1_11~0 .cse5))) (or (and (fp.leq c_~var_1_12~0 .cse4) (fp.geq c_~var_1_12~0 .cse5)) (and (fp.leq c_~var_1_12~0 .cse3) (fp.geq c_~var_1_12~0 .cse2))) (let ((.cse8 (bvneg ((_ zero_extend 24) c_~var_1_15~0))) (.cse11 ((_ zero_extend 24) c_~var_1_16~0))) (let ((.cse7 (bvsgt (bvadd .cse8 .cse10) .cse11)) (.cse14 ((_ zero_extend 24) c_~var_1_19~0))) (let ((.cse6 (bvsgt .cse1 .cse14)) (.cse12 (not .cse7)) (.cse13 ((_ zero_extend 24) c_~var_1_17~0))) (or (and (not .cse6) (let ((.cse9 (bvneg (bvadd .cse13 .cse14)))) (or (and .cse7 (= ((_ extract 7 0) (bvadd .cse8 .cse9 .cse10)) c_~var_1_13~0)) (and (= ((_ extract 7 0) (bvadd .cse9 .cse11)) c_~var_1_13~0) .cse12)))) (and .cse6 (let ((.cse15 (bvneg (bvadd .cse13 .cse1)))) (or (and .cse12 (= ((_ extract 7 0) (bvadd .cse11 .cse15)) c_~var_1_13~0)) (and (= c_~var_1_13~0 ((_ extract 7 0) (bvadd .cse8 .cse15 .cse10))) .cse7)))))))) (bvsge .cse10 (_ bv190 32)) (fp.leq c_~var_1_11~0 c_~var_1_9~0) (let ((.cse16 (fp.add c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0)) (.cse17 (fp.gt c_~var_1_9~0 c_~var_1_10~0))) (or (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse16))) .cse17) (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_10~0 .cse16))) (not .cse17)))) (or (and (fp.leq c_~var_1_10~0 .cse3) (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse18)))) (and (fp.geq c_~var_1_10~0 .cse5) (fp.leq c_~var_1_10~0 .cse19))) (or (and (fp.leq c_~var_1_9~0 .cse19) (fp.geq c_~var_1_9~0 .cse5)) (fp.leq c_~var_1_9~0 .cse3)) (= ((_ extract 7 0) (bvadd .cse20 (_ bv128 32))) c_~var_1_1~0) (let ((.cse21 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse21))) (fp.leq c_~var_1_8~0 .cse3)) (and (fp.geq c_~var_1_8~0 .cse5) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse21))))) (bvsgt (bvadd .cse20 ((_ sign_extend 24) c_~var_1_2~0)) (bvsdiv ((_ zero_extend 24) c_~var_1_13~0) c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 13:35:12,414 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_3~0)) (.cse24 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse20 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse25 ((_ to_fp 8 24) c_currentRoundingMode 1152921504606845700.0))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode .cse25)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse25))) (.cse3 ((_ zero_extend 24) c_~var_1_18~0)) (.cse12 ((_ zero_extend 24) c_~var_1_14~0)) (.cse21 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse24))) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode .cse24)) (.cse22 (bvneg .cse0)) (.cse1 ((_ sign_extend 24) c_~var_1_2~0)) (.cse2 ((_ zero_extend 24) c_~var_1_13~0))) (and (bvsge .cse0 (_ bv0 32)) (= (bvand (bvmul .cse1 .cse2) ((_ zero_extend 24) c_~var_1_1~0)) |c_ULTIMATE.start_step_~stepLocal_1~0#1|) (bvsle .cse3 (_ bv63 32)) (or (and (fp.geq c_~var_1_11~0 .cse4) (fp.leq c_~var_1_11~0 .cse5)) (and (fp.leq c_~var_1_11~0 .cse6) (fp.geq c_~var_1_11~0 .cse7))) (or (and (fp.leq c_~var_1_12~0 .cse6) (fp.geq c_~var_1_12~0 .cse7)) (and (fp.leq c_~var_1_12~0 .cse5) (fp.geq c_~var_1_12~0 .cse4))) (let ((.cse10 (bvneg ((_ zero_extend 24) c_~var_1_15~0))) (.cse13 ((_ zero_extend 24) c_~var_1_16~0))) (let ((.cse9 (bvsgt (bvadd .cse10 .cse12) .cse13)) (.cse16 ((_ zero_extend 24) c_~var_1_19~0))) (let ((.cse8 (bvsgt .cse3 .cse16)) (.cse14 (not .cse9)) (.cse15 ((_ zero_extend 24) c_~var_1_17~0))) (or (and (not .cse8) (let ((.cse11 (bvneg (bvadd .cse15 .cse16)))) (or (and .cse9 (= ((_ extract 7 0) (bvadd .cse10 .cse11 .cse12)) c_~var_1_13~0)) (and (= ((_ extract 7 0) (bvadd .cse11 .cse13)) c_~var_1_13~0) .cse14)))) (and .cse8 (let ((.cse17 (bvneg (bvadd .cse15 .cse3)))) (or (and .cse14 (= ((_ extract 7 0) (bvadd .cse13 .cse17)) c_~var_1_13~0)) (and (= c_~var_1_13~0 ((_ extract 7 0) (bvadd .cse10 .cse17 .cse12))) .cse9)))))))) (bvsge .cse12 (_ bv190 32)) (fp.leq c_~var_1_11~0 c_~var_1_9~0) (let ((.cse18 (fp.add c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0)) (.cse19 (fp.gt c_~var_1_9~0 c_~var_1_10~0))) (or (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse18))) .cse19) (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_10~0 .cse18))) (not .cse19)))) (or (and (fp.leq c_~var_1_10~0 .cse5) (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20)))) (and (fp.geq c_~var_1_10~0 .cse7) (fp.leq c_~var_1_10~0 .cse21))) (or (and (fp.leq c_~var_1_9~0 .cse21) (fp.geq c_~var_1_9~0 .cse7)) (fp.leq c_~var_1_9~0 .cse5)) (= ((_ extract 7 0) (bvadd .cse22 (_ bv128 32))) c_~var_1_1~0) (let ((.cse23 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse23))) (fp.leq c_~var_1_8~0 .cse5)) (and (fp.geq c_~var_1_8~0 .cse7) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse23))))) (bvsgt (bvadd .cse22 .cse1) (bvsdiv .cse2 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 13:38:10,157 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 24) c_~var_1_3~0)) (.cse24 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse20 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0)) (.cse25 ((_ to_fp 8 24) c_currentRoundingMode 1152921504606845700.0))) (let ((.cse4 ((_ to_fp 11 53) c_currentRoundingMode .cse25)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse25))) (.cse10 ((_ zero_extend 24) c_~var_1_14~0)) (.cse1 ((_ zero_extend 24) c_~var_1_18~0)) (.cse21 ((_ to_fp 11 53) c_currentRoundingMode .cse20)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse24))) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode .cse24)) (.cse22 (bvneg .cse0)) (.cse16 ((_ sign_extend 24) c_~var_1_2~0)) (.cse17 ((_ zero_extend 24) c_~var_1_13~0))) (and (bvsge .cse0 (_ bv0 32)) (bvsle .cse1 (_ bv63 32)) (or (and (fp.geq c_~var_1_11~0 .cse2) (fp.leq c_~var_1_11~0 .cse3)) (and (fp.leq c_~var_1_11~0 .cse4) (fp.geq c_~var_1_11~0 .cse5))) (or (and (fp.leq c_~var_1_12~0 .cse4) (fp.geq c_~var_1_12~0 .cse5)) (and (fp.leq c_~var_1_12~0 .cse3) (fp.geq c_~var_1_12~0 .cse2))) (let ((.cse8 (bvneg ((_ zero_extend 24) c_~var_1_15~0))) (.cse11 ((_ zero_extend 24) c_~var_1_16~0))) (let ((.cse7 (bvsgt (bvadd .cse8 .cse10) .cse11)) (.cse14 ((_ zero_extend 24) c_~var_1_19~0))) (let ((.cse6 (bvsgt .cse1 .cse14)) (.cse12 (not .cse7)) (.cse13 ((_ zero_extend 24) c_~var_1_17~0))) (or (and (not .cse6) (let ((.cse9 (bvneg (bvadd .cse13 .cse14)))) (or (and .cse7 (= ((_ extract 7 0) (bvadd .cse8 .cse9 .cse10)) c_~var_1_13~0)) (and (= ((_ extract 7 0) (bvadd .cse9 .cse11)) c_~var_1_13~0) .cse12)))) (and .cse6 (let ((.cse15 (bvneg (bvadd .cse13 .cse1)))) (or (and .cse12 (= ((_ extract 7 0) (bvadd .cse11 .cse15)) c_~var_1_13~0)) (and (= c_~var_1_13~0 ((_ extract 7 0) (bvadd .cse8 .cse15 .cse10))) .cse7)))))))) (bvsge .cse10 (_ bv190 32)) (fp.leq c_~var_1_11~0 c_~var_1_9~0) (bvslt .cse0 (bvand (bvmul .cse16 .cse17) ((_ zero_extend 24) c_~var_1_1~0))) (= c_~var_1_20~0 (bvadd .cse10 .cse1)) (let ((.cse18 (fp.add c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0)) (.cse19 (fp.gt c_~var_1_9~0 c_~var_1_10~0))) (or (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 .cse18))) .cse19) (and (= c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_10~0 .cse18))) (not .cse19)))) (or (and (fp.leq c_~var_1_10~0 .cse3) (fp.geq c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse20)))) (and (fp.geq c_~var_1_10~0 .cse5) (fp.leq c_~var_1_10~0 .cse21))) (or (and (fp.leq c_~var_1_9~0 .cse21) (fp.geq c_~var_1_9~0 .cse5)) (fp.leq c_~var_1_9~0 .cse3)) (= ((_ extract 7 0) (bvadd .cse22 (_ bv128 32))) c_~var_1_1~0) (let ((.cse23 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse23))) (fp.leq c_~var_1_8~0 .cse3)) (and (fp.geq c_~var_1_8~0 .cse5) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse23))))) (bvsgt (bvadd .cse22 .cse16) (bvsdiv .cse17 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false