./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3458ca2e5bb686462699bd5ca1b5a70e0e6721bcda37bfc20e4d8c7e3f67bcd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:07:36,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:07:36,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:07:36,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:07:36,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:07:36,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:07:36,221 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:07:36,222 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:07:36,222 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:07:36,223 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:07:36,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:07:36,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:07:36,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:07:36,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:07:36,226 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:07:36,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:07:36,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:07:36,227 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:07:36,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:07:36,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:07:36,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:07:36,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:07:36,230 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:07:36,230 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:07:36,231 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:07:36,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:07:36,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:07:36,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:07:36,233 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:07:36,233 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:07:36,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:07:36,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:07:36,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:07:36,235 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:07:36,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:07:36,235 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:07:36,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:07:36,236 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:07:36,236 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:07:36,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:07:36,237 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:07:36,237 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:07:36,237 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3458ca2e5bb686462699bd5ca1b5a70e0e6721bcda37bfc20e4d8c7e3f67bcd7 [2023-11-29 06:07:36,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:07:36,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:07:36,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:07:36,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:07:36,504 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:07:36,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:39,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:07:39,447 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:07:39,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:39,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/ad9549a82/774221caf72142a2ab61ec65e9536f4a/FLAGfdd1b59a8 [2023-11-29 06:07:39,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/ad9549a82/774221caf72142a2ab61ec65e9536f4a [2023-11-29 06:07:39,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:07:39,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:07:39,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:07:39,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:07:39,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:07:39,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d832d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39, skipping insertion in model container [2023-11-29 06:07:39,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,509 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:07:39,648 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i[917,930] [2023-11-29 06:07:39,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:07:39,696 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:07:39,709 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i[917,930] [2023-11-29 06:07:39,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:07:39,744 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:07:39,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39 WrapperNode [2023-11-29 06:07:39,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:07:39,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:07:39,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:07:39,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:07:39,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,791 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2023-11-29 06:07:39,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:07:39,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:07:39,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:07:39,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:07:39,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,807 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,821 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:07:39,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:07:39,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:07:39,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:07:39,840 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:07:39,841 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (1/1) ... [2023-11-29 06:07:39,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:07:39,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:07:39,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:07:39,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:07:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:07:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:07:39,899 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:07:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:07:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:07:39,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:07:39,966 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:07:39,968 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:07:40,186 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:07:40,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:07:40,214 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:07:40,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:07:40 BoogieIcfgContainer [2023-11-29 06:07:40,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:07:40,218 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:07:40,218 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:07:40,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:07:40,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:07:39" (1/3) ... [2023-11-29 06:07:40,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f85d5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:07:40, skipping insertion in model container [2023-11-29 06:07:40,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:39" (2/3) ... [2023-11-29 06:07:40,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f85d5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:07:40, skipping insertion in model container [2023-11-29 06:07:40,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:07:40" (3/3) ... [2023-11-29 06:07:40,224 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:40,240 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:07:40,240 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:07:40,280 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:07:40,285 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=PETRI_NET, 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;@4ced5f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:07:40,285 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:07:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 35 states have internal predecessors, (49), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 06:07:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 06:07:40,299 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:07:40,300 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:07:40,300 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:07:40,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:07:40,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1308602994, now seen corresponding path program 1 times [2023-11-29 06:07:40,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:07:40,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51995109] [2023-11-29 06:07:40,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:07:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:07:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 06:07:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 06:07:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 06:07:40,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:07:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 06:07:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 06:07:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 06:07:40,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 06:07:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 06:07:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 06:07:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-29 06:07:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 06:07:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 06:07:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-29 06:07:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-29 06:07:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 06:07:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 06:07:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 06:07:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:07:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-29 06:07:40,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:07:40,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51995109] [2023-11-29 06:07:40,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51995109] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:07:40,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:07:40,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:07:40,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271120261] [2023-11-29 06:07:40,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:07:40,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:07:40,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:07:40,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:07:40,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:07:40,670 INFO L87 Difference]: Start difference. First operand has 55 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 35 states have internal predecessors, (49), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 06:07:40,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:07:40,704 INFO L93 Difference]: Finished difference Result 107 states and 186 transitions. [2023-11-29 06:07:40,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:07:40,707 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 112 [2023-11-29 06:07:40,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:07:40,713 INFO L225 Difference]: With dead ends: 107 [2023-11-29 06:07:40,713 INFO L226 Difference]: Without dead ends: 53 [2023-11-29 06:07:40,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:07:40,719 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:07:40,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:07:40,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2023-11-29 06:07:40,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2023-11-29 06:07:40,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 33 states have internal predecessors, (44), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 06:07:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 80 transitions. [2023-11-29 06:07:40,760 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 80 transitions. Word has length 112 [2023-11-29 06:07:40,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:07:40,760 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 80 transitions. [2023-11-29 06:07:40,760 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 06:07:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2023-11-29 06:07:40,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-29 06:07:40,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:07:40,764 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:07:40,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:07:40,765 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:07:40,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:07:40,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1229342406, now seen corresponding path program 1 times [2023-11-29 06:07:40,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:07:40,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182540700] [2023-11-29 06:07:40,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:07:40,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:07:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:07:40,905 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:07:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:07:41,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:07:41,023 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:07:41,025 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:07:41,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:07:41,030 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-29 06:07:41,033 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:07:41,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated [2023-11-29 06:07:41,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:07:41 BoogieIcfgContainer [2023-11-29 06:07:41,115 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:07:41,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:07:41,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:07:41,116 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:07:41,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:07:40" (3/4) ... [2023-11-29 06:07:41,118 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:07:41,119 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:07:41,119 INFO L158 Benchmark]: Toolchain (without parser) took 1649.41ms. Allocated memory is still 174.1MB. Free memory was 136.6MB in the beginning and 50.5MB in the end (delta: 86.0MB). Peak memory consumption was 82.3MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,120 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:07:41,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.59ms. Allocated memory is still 174.1MB. Free memory was 136.1MB in the beginning and 134.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.71ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 132.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,121 INFO L158 Benchmark]: Boogie Preprocessor took 46.66ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 129.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,122 INFO L158 Benchmark]: RCFGBuilder took 375.21ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 112.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,123 INFO L158 Benchmark]: TraceAbstraction took 897.39ms. Allocated memory is still 174.1MB. Free memory was 111.3MB in the beginning and 50.7MB in the end (delta: 60.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-29 06:07:41,123 INFO L158 Benchmark]: Witness Printer took 3.17ms. Allocated memory is still 174.1MB. Free memory was 50.7MB in the beginning and 50.5MB in the end (delta: 178.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:07:41,126 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 119.5MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.59ms. Allocated memory is still 174.1MB. Free memory was 136.1MB in the beginning and 134.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.71ms. Allocated memory is still 174.1MB. Free memory was 134.5MB in the beginning and 132.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.66ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 129.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 375.21ms. Allocated memory is still 174.1MB. Free memory was 129.3MB in the beginning and 112.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 897.39ms. Allocated memory is still 174.1MB. Free memory was 111.3MB in the beginning and 50.7MB in the end (delta: 60.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 3.17ms. Allocated memory is still 174.1MB. Free memory was 50.7MB in the beginning and 50.5MB in the end (delta: 178.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short18 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_3 = 32; [L24] signed short int var_1_4 = -1; [L25] unsigned char var_1_5 = 1; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] double var_1_10 = 25.7; [L31] double var_1_11 = 256.5; [L32] double var_1_12 = 0.0; [L33] double var_1_13 = 31.1; [L34] double var_1_14 = 256.6; [L35] unsigned long int var_1_15 = 8; [L36] unsigned char var_1_16 = 16; [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] FCALL updateLastVariables() [L106] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_short() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_4 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L69] RET assume_abort_if_not(var_1_4 >= -16383) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L71] var_1_6 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L72] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=257/10, var_1_11=513/2, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L83] var_1_11 = __VERIFIER_nondet_double() [L84] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L84] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=257/10, var_1_12=0, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L85] var_1_12 = __VERIFIER_nondet_double() [L86] 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, var_1_10=257/10, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L86] 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, var_1_10=257/10, var_1_13=311/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L87] var_1_13 = __VERIFIER_nondet_double() [L88] 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, var_1_10=257/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L88] 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, var_1_10=257/10, var_1_14=1283/5, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L89] var_1_14 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L90] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L91] var_1_16 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L92] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=257/10, var_1_15=8, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_16 <= 30) VAL [\old(cond)=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L93] RET assume_abort_if_not(var_1_16 <= 30) VAL [isInitial=1, var_1_10=257/10, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L106] RET updateVariables() [L107] CALL step() [L40] signed short int stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=0, var_1_10=257/10, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L41] COND FALSE !(stepLocal_0 > ((var_1_4 / -256) * 32)) [L48] var_1_5 = var_1_9 VAL [isInitial=1, stepLocal_0=0, var_1_10=257/10, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L50] COND TRUE \read(var_1_7) [L51] var_1_10 = (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))) VAL [isInitial=1, stepLocal_0=0, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L53] COND TRUE var_1_10 < 63.75 [L54] var_1_1 = (10 - var_1_3) VAL [isInitial=1, stepLocal_0=0, var_1_15=8, var_1_16=30, var_1_1=10, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L58] COND FALSE !(! (var_1_13 < (127.125 / var_1_12))) VAL [isInitial=1, stepLocal_0=0, var_1_15=8, var_1_16=30, var_1_1=10, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L107] RET step() [L108] CALL, EXPR property() [L98] EXPR ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((double) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) VAL [isInitial=1, var_1_15=8, var_1_16=30, var_1_1=10, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L98-L99] return ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((double) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_15=8, var_1_16=30, var_1_1=10, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_15=8, var_1_16=30, var_1_1=10, var_1_3=0, var_1_4=-16383, var_1_5=0, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 77 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 224 NumberOfCodeBlocks, 224 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 612/612 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 [2023-11-29 06:07:41,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3458ca2e5bb686462699bd5ca1b5a70e0e6721bcda37bfc20e4d8c7e3f67bcd7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:07:43,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:07:43,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 06:07:43,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:07:43,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:07:43,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:07:43,191 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:07:43,192 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:07:43,192 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:07:43,193 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:07:43,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:07:43,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:07:43,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:07:43,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:07:43,196 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:07:43,197 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:07:43,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:07:43,198 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:07:43,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:07:43,199 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:07:43,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:07:43,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:07:43,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:07:43,201 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:07:43,201 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:07:43,202 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:07:43,202 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:07:43,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:07:43,203 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:07:43,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:07:43,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:07:43,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:07:43,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:07:43,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:07:43,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:07:43,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:07:43,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:07:43,206 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:07:43,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:07:43,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:07:43,206 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:07:43,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:07:43,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:07:43,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:07:43,207 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:07:43,208 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3458ca2e5bb686462699bd5ca1b5a70e0e6721bcda37bfc20e4d8c7e3f67bcd7 [2023-11-29 06:07:43,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:07:43,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:07:43,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:07:43,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:07:43,511 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:07:43,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:46,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:07:46,463 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:07:46,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:46,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/bced1cdd2/3e674687104a4aa5ac2e00a454ad677b/FLAGdbcf03f61 [2023-11-29 06:07:46,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/data/bced1cdd2/3e674687104a4aa5ac2e00a454ad677b [2023-11-29 06:07:46,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:07:46,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:07:46,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:07:46,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:07:46,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:07:46,857 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:07:46" (1/1) ... [2023-11-29 06:07:46,858 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@532326e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:46, skipping insertion in model container [2023-11-29 06:07:46,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:07:46" (1/1) ... [2023-11-29 06:07:46,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:07:47,015 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i[917,930] [2023-11-29 06:07:47,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:07:47,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:07:47,083 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_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-52.i[917,930] [2023-11-29 06:07:47,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:07:47,124 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:07:47,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47 WrapperNode [2023-11-29 06:07:47,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:07:47,125 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:07:47,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:07:47,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:07:47,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,171 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2023-11-29 06:07:47,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:07:47,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:07:47,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:07:47,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:07:47,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,188 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,201 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:07:47,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:07:47,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:07:47,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:07:47,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:07:47,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (1/1) ... [2023-11-29 06:07:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:07:47,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:07:47,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:07:47,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:07:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:07:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:07:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:07:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:07:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:07:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:07:47,375 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:07:47,377 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:07:59,824 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:07:59,873 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:07:59,874 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:07:59,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:07:59 BoogieIcfgContainer [2023-11-29 06:07:59,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:07:59,877 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:07:59,878 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:07:59,881 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:07:59,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:07:46" (1/3) ... [2023-11-29 06:07:59,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468e2b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:07:59, skipping insertion in model container [2023-11-29 06:07:59,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:07:47" (2/3) ... [2023-11-29 06:07:59,883 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468e2b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:07:59, skipping insertion in model container [2023-11-29 06:07:59,883 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:07:59" (3/3) ... [2023-11-29 06:07:59,884 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-52.i [2023-11-29 06:07:59,910 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:07:59,910 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:07:59,947 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:07:59,953 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=PETRI_NET, 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;@7ee7ba80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:07:59,953 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:07:59,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 06:07:59,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-29 06:07:59,967 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:07:59,968 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:07:59,969 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:07:59,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:07:59,973 INFO L85 PathProgramCache]: Analyzing trace with hash 326774328, now seen corresponding path program 1 times [2023-11-29 06:07:59,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:07:59,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786865575] [2023-11-29 06:07:59,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:07:59,986 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 [2023-11-29 06:07:59,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:07:59,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 06:07:59,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 06:08:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:08:00,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:08:00,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:08:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2023-11-29 06:08:00,947 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:08:00,947 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:08:00,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786865575] [2023-11-29 06:08:00,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786865575] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:08:00,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:08:00,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:08:00,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18652477] [2023-11-29 06:08:00,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:08:00,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:08:00,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:08:00,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:08:00,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:08:00,988 INFO L87 Difference]: Start difference. First operand has 48 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 28 states have internal predecessors, (38), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 06:08:05,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:08:05,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:08:05,790 INFO L93 Difference]: Finished difference Result 93 states and 164 transitions. [2023-11-29 06:08:05,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:08:05,996 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 110 [2023-11-29 06:08:05,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:08:06,001 INFO L225 Difference]: With dead ends: 93 [2023-11-29 06:08:06,001 INFO L226 Difference]: Without dead ends: 46 [2023-11-29 06:08:06,004 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:08:06,007 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-29 06:08:06,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2023-11-29 06:08:06,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2023-11-29 06:08:06,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2023-11-29 06:08:06,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 26 states have internal predecessors, (33), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-29 06:08:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 69 transitions. [2023-11-29 06:08:06,052 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 69 transitions. Word has length 110 [2023-11-29 06:08:06,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:08:06,053 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 69 transitions. [2023-11-29 06:08:06,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-29 06:08:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 69 transitions. [2023-11-29 06:08:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-29 06:08:06,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:08:06,056 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:08:06,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 06:08:06,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 06:08:06,257 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:08:06,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:08:06,258 INFO L85 PathProgramCache]: Analyzing trace with hash 937235824, now seen corresponding path program 1 times [2023-11-29 06:08:06,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:08:06,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952692259] [2023-11-29 06:08:06,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:08:06,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:08:06,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:08:06,261 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 06:08:06,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12f64b9b-76f3-49ba-b266-ec0d69b48fd7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 06:08:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:08:07,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 06:08:07,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:08:42,842 WARN L293 SmtUtils]: Spent 10.79s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 06:08:57,750 WARN L293 SmtUtils]: Spent 6.46s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:09:53,616 WARN L293 SmtUtils]: Spent 29.87s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 06:10:02,554 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:10,994 WARN L293 SmtUtils]: Spent 8.44s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:19,995 WARN L293 SmtUtils]: Spent 9.00s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:28,974 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:38,045 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:47,031 WARN L293 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:10:56,020 WARN L293 SmtUtils]: Spent 8.99s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:11:05,041 WARN L293 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:11:14,012 WARN L293 SmtUtils]: Spent 8.97s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:11:22,996 WARN L293 SmtUtils]: Spent 8.98s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:11:27,236 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_3~0))) (and (fp.lt c_~var_1_13~0 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1017.0 8.0)) c_~var_1_12~0)) (bvsge .cse0 (_ bv0 32)) (not (bvsgt .cse0 (bvmul (bvsdiv ((_ sign_extend 16) c_~var_1_4~0) (_ bv4294967040 32)) (_ bv32 32)))) (= c_~var_1_5~0 c_~var_1_9~0) (fp.lt c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 4.0))) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0))) (let ((.cse1 (fp.gt .cse2 c_~var_1_14~0))) (or (and (= (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_14~0) c_~var_1_10~0) (not .cse1)) (and (= c_~var_1_10~0 (fp.sub c_currentRoundingMode c_~var_1_11~0 .cse2)) .cse1)))) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd (bvneg .cse0) (_ bv10 32)))))) is different from false [2023-11-29 06:11:31,455 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_3~0))) (and (fp.lt c_~var_1_13~0 (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1017.0 8.0)) c_~var_1_12~0)) (bvsge .cse0 (_ bv0 32)) (not (bvsgt .cse0 (bvmul (bvsdiv ((_ sign_extend 16) c_~var_1_4~0) (_ bv4294967040 32)) (_ bv32 32)))) (= c_~var_1_5~0 c_~var_1_9~0) (fp.lt c_~var_1_10~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 4.0))) (let ((.cse2 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0))) (let ((.cse1 (fp.gt .cse2 c_~var_1_14~0))) (or (and (= (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_14~0) c_~var_1_10~0) (not .cse1)) (and (= c_~var_1_10~0 (fp.sub c_currentRoundingMode c_~var_1_11~0 .cse2)) .cse1)))) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd (bvneg .cse0) (_ bv10 32)))))) is different from true [2023-11-29 06:12:59,932 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:05,049 WARN L293 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:15,231 WARN L293 SmtUtils]: Spent 9.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:26,643 WARN L293 SmtUtils]: Spent 9.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:31,707 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:38,013 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:47,143 WARN L293 SmtUtils]: Spent 9.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:54,179 WARN L293 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:04,362 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:10,430 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:17,028 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:26,259 WARN L293 SmtUtils]: Spent 9.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:32,468 WARN L293 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:38,744 WARN L293 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:43,792 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:48,847 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:14:58,939 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:07,986 WARN L293 SmtUtils]: Spent 9.05s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:15,169 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:20,252 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:30,376 WARN L293 SmtUtils]: Spent 9.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:41,535 WARN L293 SmtUtils]: Spent 9.05s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:46,620 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:15:56,744 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:03,967 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:10,385 WARN L293 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:15,612 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:20,679 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:25,726 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:35,797 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:44,878 WARN L293 SmtUtils]: Spent 9.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:52,071 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:16:57,100 WARN L293 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:07,200 WARN L293 SmtUtils]: Spent 9.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:18,335 WARN L293 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:23,397 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:29,457 WARN L293 SmtUtils]: Spent 5.02s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:38,531 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:45,657 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:17:53,220 WARN L293 SmtUtils]: Spent 5.56s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:02,322 WARN L293 SmtUtils]: Spent 9.09s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:08,394 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:14,495 WARN L293 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:19,554 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:24,607 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:34,683 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:43,718 WARN L293 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:50,857 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:56,048 WARN L293 SmtUtils]: Spent 5.19s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:06,168 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:17,278 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:22,359 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:32,462 WARN L293 SmtUtils]: Spent 9.06s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:39,802 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:48,311 WARN L293 SmtUtils]: Spent 7.46s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:54,709 WARN L293 SmtUtils]: Spent 6.39s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:59,779 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:04,843 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:14,964 WARN L293 SmtUtils]: Spent 9.11s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:24,019 WARN L293 SmtUtils]: Spent 9.05s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:33,080 WARN L293 SmtUtils]: Spent 9.06s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:42,163 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:51,404 WARN L293 SmtUtils]: Spent 9.14s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:57,526 WARN L293 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:03,727 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:08,816 WARN L293 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:13,909 WARN L293 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:23,022 WARN L293 SmtUtils]: Spent 9.11s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:29,096 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:35,288 WARN L293 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:40,356 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:45,479 WARN L293 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:50,806 WARN L293 SmtUtils]: Spent 5.32s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:55,916 WARN L293 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:00,990 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:06,216 WARN L293 SmtUtils]: Spent 5.22s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:11,300 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:16,378 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:24,263 WARN L293 SmtUtils]: Spent 7.86s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:29,504 WARN L293 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:34,574 WARN L293 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:42,771 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:47,858 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:52,939 WARN L293 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)