./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX --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 9e76c5d054d105f204a8837692fbbd2fd3cc4beaf73b3b0fb816cdb3f665df20 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:54:31,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:54:31,801 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:54:31,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:54:31,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:54:31,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:54:31,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:54:31,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:54:31,858 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:54:31,859 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:54:31,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:54:31,860 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:54:31,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:54:31,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:54:31,864 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:54:31,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:54:31,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:54:31,866 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:54:31,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:54:31,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:54:31,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:54:31,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:54:31,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:54:31,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:54:31,872 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:54:31,872 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:54:31,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:54:31,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:54:31,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:54:31,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:54:31,874 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:54:31,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:54:31,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:31,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:54:31,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:54:31,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:54:31,878 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:54:31,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:54:31,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:54:31,878 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:54:31,879 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:54:31,880 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:54:31,880 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e76c5d054d105f204a8837692fbbd2fd3cc4beaf73b3b0fb816cdb3f665df20 [2024-11-08 18:54:32,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:54:32,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:54:32,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:54:32,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:54:32,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:54:32,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i Unable to find full path for "g++" [2024-11-08 18:54:34,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:54:34,433 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:54:34,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i [2024-11-08 18:54:34,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/a0b9eb90d/346690638dc04b08b8a52bc5c087f63c/FLAG003ae3973 [2024-11-08 18:54:34,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/a0b9eb90d/346690638dc04b08b8a52bc5c087f63c [2024-11-08 18:54:34,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:54:34,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:54:34,471 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:34,471 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:54:34,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:54:34,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:34,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20bc9e74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34, skipping insertion in model container [2024-11-08 18:54:34,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:34,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:54:34,766 WARN L250 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i[913,926] [2024-11-08 18:54:34,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:34,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:54:34,878 WARN L250 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i[913,926] [2024-11-08 18:54:34,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:34,941 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:54:34,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34 WrapperNode [2024-11-08 18:54:34,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:34,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:34,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:54:34,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:54:34,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:34,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,020 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2024-11-08 18:54:35,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:35,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:54:35,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:54:35,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:54:35,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,043 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,065 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]. [2024-11-08 18:54:35,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:54:35,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:54:35,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:54:35,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:54:35,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (1/1) ... [2024-11-08 18:54:35,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:35,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:54:35,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:54:35,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:54:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:54:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:54:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:54:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:54:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:54:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:54:35,271 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:54:35,274 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:54:35,696 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 18:54:35,696 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:54:35,744 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:54:35,744 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:54:35,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:35 BoogieIcfgContainer [2024-11-08 18:54:35,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:54:35,750 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:54:35,750 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:54:35,755 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:54:35,756 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:54:34" (1/3) ... [2024-11-08 18:54:35,757 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b442f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:35, skipping insertion in model container [2024-11-08 18:54:35,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:34" (2/3) ... [2024-11-08 18:54:35,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41b442f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:35, skipping insertion in model container [2024-11-08 18:54:35,758 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:35" (3/3) ... [2024-11-08 18:54:35,760 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-79.i [2024-11-08 18:54:35,799 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:54:35,799 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:54:35,882 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:54:35,888 INFO L333 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, 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;@13b91d46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:54:35,888 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:54:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:54:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:54:35,909 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:35,910 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:35,911 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:35,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:35,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1335039165, now seen corresponding path program 1 times [2024-11-08 18:54:35,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:35,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615752324] [2024-11-08 18:54:35,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:35,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:54:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:54:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:54:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:54:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:54:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:54:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:54:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:54:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:54:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:54:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:54:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:54:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:54:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 18:54:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:54:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 18:54:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:54:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 18:54:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:54:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:36,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 18:54:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:54:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 18:54:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:54:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:54:37,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:54:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:54:37,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:37,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615752324] [2024-11-08 18:54:37,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615752324] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:37,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:37,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:54:37,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188534333] [2024-11-08 18:54:37,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:37,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:54:37,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:37,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:54:37,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:37,112 INFO L87 Difference]: Start difference. First operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:37,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:37,218 INFO L93 Difference]: Finished difference Result 199 states and 362 transitions. [2024-11-08 18:54:37,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:54:37,221 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 157 [2024-11-08 18:54:37,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:37,236 INFO L225 Difference]: With dead ends: 199 [2024-11-08 18:54:37,237 INFO L226 Difference]: Without dead ends: 131 [2024-11-08 18:54:37,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:37,250 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 47 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:37,254 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 196 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:37,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2024-11-08 18:54:37,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 129. [2024-11-08 18:54:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.263157894736842) internal successors, (96), 76 states have internal predecessors, (96), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-08 18:54:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 196 transitions. [2024-11-08 18:54:37,345 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 196 transitions. Word has length 157 [2024-11-08 18:54:37,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:37,350 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 196 transitions. [2024-11-08 18:54:37,350 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 196 transitions. [2024-11-08 18:54:37,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-08 18:54:37,357 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:37,358 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:37,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:54:37,359 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:37,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:37,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1622317183, now seen corresponding path program 1 times [2024-11-08 18:54:37,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:37,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007085579] [2024-11-08 18:54:37,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:37,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:54:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:54:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:54:37,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:54:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:54:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:54:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:54:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:54:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:54:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:54:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:54:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:54:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:54:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 18:54:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:54:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:37,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 18:54:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:54:38,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 18:54:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:54:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 18:54:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:54:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 18:54:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:54:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:54:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:54:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:54:38,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:38,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007085579] [2024-11-08 18:54:38,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007085579] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:38,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:38,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:54:38,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936948480] [2024-11-08 18:54:38,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:38,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:54:38,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:38,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:54:38,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:54:38,075 INFO L87 Difference]: Start difference. First operand 129 states and 196 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:38,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:38,385 INFO L93 Difference]: Finished difference Result 271 states and 410 transitions. [2024-11-08 18:54:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:54:38,389 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 158 [2024-11-08 18:54:38,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:38,391 INFO L225 Difference]: With dead ends: 271 [2024-11-08 18:54:38,392 INFO L226 Difference]: Without dead ends: 145 [2024-11-08 18:54:38,396 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:54:38,397 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 84 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:38,397 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 338 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 18:54:38,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-08 18:54:38,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 129. [2024-11-08 18:54:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.25) internal successors, (95), 76 states have internal predecessors, (95), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-08 18:54:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 195 transitions. [2024-11-08 18:54:38,436 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 195 transitions. Word has length 158 [2024-11-08 18:54:38,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:38,437 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 195 transitions. [2024-11-08 18:54:38,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions. [2024-11-08 18:54:38,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 18:54:38,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:38,443 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:38,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:54:38,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:38,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:38,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1308143327, now seen corresponding path program 1 times [2024-11-08 18:54:38,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:38,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391629744] [2024-11-08 18:54:38,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:38,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:54:38,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:54:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:54:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:54:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:54:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:54:38,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:54:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:54:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:54:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:54:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:54:38,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:54:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:54:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 18:54:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:54:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 18:54:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:54:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 18:54:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:54:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 18:54:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:54:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 18:54:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:54:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:54:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:54:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:54:38,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:38,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391629744] [2024-11-08 18:54:38,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391629744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:54:38,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:54:38,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:54:38,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618932402] [2024-11-08 18:54:38,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:54:38,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:54:38,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:38,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:54:38,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:38,859 INFO L87 Difference]: Start difference. First operand 129 states and 195 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:38,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:38,931 INFO L93 Difference]: Finished difference Result 271 states and 405 transitions. [2024-11-08 18:54:38,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:54:38,932 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 159 [2024-11-08 18:54:38,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:38,937 INFO L225 Difference]: With dead ends: 271 [2024-11-08 18:54:38,938 INFO L226 Difference]: Without dead ends: 145 [2024-11-08 18:54:38,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:54:38,939 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 32 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:38,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 182 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:54:38,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-08 18:54:38,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-08 18:54:38,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 85 states have (on average 1.2) internal successors, (102), 86 states have internal predecessors, (102), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-08 18:54:38,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 210 transitions. [2024-11-08 18:54:38,978 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 210 transitions. Word has length 159 [2024-11-08 18:54:38,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:38,978 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 210 transitions. [2024-11-08 18:54:38,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:54:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 210 transitions. [2024-11-08 18:54:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:54:38,981 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:38,981 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:38,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:54:38,986 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:38,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:38,986 INFO L85 PathProgramCache]: Analyzing trace with hash -981284748, now seen corresponding path program 1 times [2024-11-08 18:54:38,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:38,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052545164] [2024-11-08 18:54:38,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:38,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:54:39,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:54:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:54:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:54:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:54:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:54:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:54:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 18:54:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:54:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:54:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-08 18:54:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-08 18:54:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-08 18:54:39,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-08 18:54:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-08 18:54:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-08 18:54:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-08 18:54:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-08 18:54:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-08 18:54:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-08 18:54:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-08 18:54:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-08 18:54:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:54:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:54:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-08 18:54:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:54:39,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:54:39,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052545164] [2024-11-08 18:54:39,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052545164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:54:39,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066507589] [2024-11-08 18:54:39,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:39,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:54:39,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:54:39,598 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:54:39,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:54:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:39,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 18:54:39,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:54:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-08 18:54:40,558 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:54:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:54:41,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066507589] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:54:41,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:54:41,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 17 [2024-11-08 18:54:41,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97716922] [2024-11-08 18:54:41,064 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:54:41,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-08 18:54:41,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:54:41,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-08 18:54:41,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:54:41,070 INFO L87 Difference]: Start difference. First operand 144 states and 210 transitions. Second operand has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 5 states have call successors, (60), 3 states have call predecessors, (60), 6 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2024-11-08 18:54:41,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:54:41,641 INFO L93 Difference]: Finished difference Result 232 states and 328 transitions. [2024-11-08 18:54:41,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 18:54:41,642 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 5 states have call successors, (60), 3 states have call predecessors, (60), 6 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) Word has length 160 [2024-11-08 18:54:41,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:54:41,646 INFO L225 Difference]: With dead ends: 232 [2024-11-08 18:54:41,647 INFO L226 Difference]: Without dead ends: 164 [2024-11-08 18:54:41,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2024-11-08 18:54:41,651 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 237 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:54:41,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 178 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 18:54:41,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-08 18:54:41,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2024-11-08 18:54:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 91 states have (on average 1.1538461538461537) internal successors, (105), 92 states have internal predecessors, (105), 54 states have call successors, (54), 6 states have call predecessors, (54), 6 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-08 18:54:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 213 transitions. [2024-11-08 18:54:41,705 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 213 transitions. Word has length 160 [2024-11-08 18:54:41,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:54:41,709 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 213 transitions. [2024-11-08 18:54:41,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 5 states have call successors, (60), 3 states have call predecessors, (60), 6 states have return successors, (61), 5 states have call predecessors, (61), 5 states have call successors, (61) [2024-11-08 18:54:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 213 transitions. [2024-11-08 18:54:41,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:54:41,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:41,712 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:41,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:54:41,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:54:41,913 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:41,914 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:41,914 INFO L85 PathProgramCache]: Analyzing trace with hash 2053428767, now seen corresponding path program 1 times [2024-11-08 18:54:41,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:54:41,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415920841] [2024-11-08 18:54:41,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:41,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:54:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:54:42,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1366412534] [2024-11-08 18:54:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:42,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:54:42,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:54:42,014 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:54:42,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:54:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:54:42,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:54:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:54:42,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:54:42,467 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:54:42,469 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:54:42,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:54:42,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:54:42,675 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-08 18:54:42,798 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:54:42,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:54:42 BoogieIcfgContainer [2024-11-08 18:54:42,802 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:54:42,802 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:54:42,802 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:54:42,803 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:54:42,803 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:35" (3/4) ... [2024-11-08 18:54:42,810 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:54:42,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:54:42,813 INFO L158 Benchmark]: Toolchain (without parser) took 8344.44ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 54.7MB in the beginning and 59.9MB in the end (delta: -5.2MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,814 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:54:42,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.47ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 54.6MB in the beginning and 105.7MB in the end (delta: -51.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.14ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 101.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,815 INFO L158 Benchmark]: Boogie Preprocessor took 73.22ms. Allocated memory is still 148.9MB. Free memory was 101.6MB in the beginning and 93.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,815 INFO L158 Benchmark]: RCFGBuilder took 649.06ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 117.5MB in the end (delta: -23.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,816 INFO L158 Benchmark]: TraceAbstraction took 7051.95ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 116.8MB in the beginning and 60.9MB in the end (delta: 55.9MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2024-11-08 18:54:42,816 INFO L158 Benchmark]: Witness Printer took 10.44ms. Allocated memory is still 180.4MB. Free memory was 60.9MB in the beginning and 59.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:54:42,824 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.47ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 54.6MB in the beginning and 105.7MB in the end (delta: -51.2MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.14ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 101.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.22ms. Allocated memory is still 148.9MB. Free memory was 101.6MB in the beginning and 93.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 649.06ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 117.5MB in the end (delta: -23.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * TraceAbstraction took 7051.95ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 116.8MB in the beginning and 60.9MB in the end (delta: 55.9MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. * Witness Printer took 10.44ms. Allocated memory is still 180.4MB. Free memory was 60.9MB in the beginning and 59.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 145. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 0; [L27] double var_1_9 = 127.625; [L28] double var_1_10 = 256.8; [L29] double var_1_11 = 0.30000000000000004; [L30] signed long int var_1_12 = -2; [L31] double var_1_13 = 2.475; [L32] double var_1_14 = 25.2; [L33] double var_1_15 = 500.125; [L34] double var_1_16 = 10.75; [L35] double var_1_17 = 255.4; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 100; [L39] unsigned char var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] unsigned char var_1_24 = 8; [L43] unsigned char var_1_25 = 10; [L44] float var_1_26 = 16.8; [L45] unsigned long int var_1_27 = 64; [L46] unsigned char last_1_var_1_18 = 1; [L47] unsigned char last_1_var_1_20 = 100; VAL [isInitial=0, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L149] isInitial = 1 [L150] FCALL initially() [L151] COND TRUE 1 [L152] CALL updateLastVariables() [L141] last_1_var_1_18 = var_1_18 [L142] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L152] RET updateLastVariables() [L153] CALL updateVariables() [L98] var_1_2 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L99] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L100] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L100] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L101] var_1_3 = __VERIFIER_nondet_uchar() [L102] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L102] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L103] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L103] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L104] var_1_8 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_9=1021/8] [L105] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_9=1021/8] [L106] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L106] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L107] var_1_10 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L108] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L109] var_1_11 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L110] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L112] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L113] var_1_14 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L114] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L115] var_1_15 = __VERIFIER_nondet_double() [L116] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L116] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L117] var_1_16 = __VERIFIER_nondet_double() [L118] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L118] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L119] var_1_17 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L120] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L121] var_1_19 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L122] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L123] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L123] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L124] var_1_21 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L125] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L126] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L126] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L127] var_1_22 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L128] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L129] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L129] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L130] var_1_23 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L131] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L132] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L132] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L133] var_1_24 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L134] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L135] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L135] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L136] var_1_25 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L137] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L138] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L138] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L153] RET updateVariables() [L154] CALL step() [L51] signed long int stepLocal_1 = last_1_var_1_20; [L52] unsigned char stepLocal_0 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, stepLocal_0=1, stepLocal_1=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L53] COND TRUE stepLocal_0 && last_1_var_1_18 VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, stepLocal_1=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L54] COND FALSE !(((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > stepLocal_1) [L57] var_1_7 = var_1_8 VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=1021/8] [L62] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=84/5, var_1_27=64, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=1021/8] [L67] var_1_26 = var_1_16 [L68] var_1_27 = 10u [L69] unsigned long int stepLocal_2 = var_1_27; VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, stepLocal_2=10, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=1021/8] [L70] COND TRUE stepLocal_2 != (var_1_8 + var_1_7) [L71] var_1_9 = ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L75] COND TRUE var_1_8 >= var_1_7 VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L76] COND TRUE var_1_15 >= var_1_26 [L77] var_1_20 = (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L84] COND TRUE \read(var_1_18) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L85] COND FALSE !(! var_1_18) [L88] var_1_1 = (var_1_20 - var_1_20) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L93] COND TRUE (var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17)) [L94] var_1_12 = (var_1_20 + var_1_20) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=506, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L154] RET step() [L155] CALL, EXPR property() [L145-L146] return (((((((var_1_18 ? ((! var_1_18) ? (var_1_1 == ((signed short int) (var_1_7 + 5))) : (var_1_1 == ((signed short int) (var_1_20 - var_1_20)))) : (var_1_1 == ((signed short int) var_1_20))) && ((last_1_var_1_18 && last_1_var_1_18) ? ((((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) ? (var_1_7 == ((unsigned char) var_1_8)) : (var_1_7 == ((unsigned char) var_1_8))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((var_1_27 != (var_1_8 + var_1_7)) ? (var_1_9 == ((double) ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))))) : (var_1_9 == ((double) ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))))))) && (((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) ? (var_1_12 == ((signed long int) (var_1_20 + var_1_20))) : 1)) && (var_1_3 ? (var_1_2 ? (var_1_18 == ((unsigned char) (! var_1_19))) : 1) : 1)) && ((var_1_8 >= var_1_7) ? ((var_1_15 >= var_1_26) ? (var_1_20 == ((unsigned char) (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))))) : (var_1_20 == ((unsigned char) var_1_24))) : (var_1_20 == ((unsigned char) var_1_22)))) && (var_1_26 == ((float) var_1_16))) && (var_1_27 == ((unsigned long int) 10u)) ; VAL [\result=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=506, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L155] RET, EXPR property() [L155] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=506, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=3, var_1_11=0, var_1_12=506, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=253, var_1_21=510, var_1_22=0, var_1_23=-255, var_1_24=1, var_1_25=-254, var_1_26=2, var_1_27=10, var_1_2=1, var_1_3=0, var_1_7=0, var_1_8=0, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 5, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 400 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 400 mSDsluCounter, 894 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 513 mSDsCounter, 309 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 304 IncrementalHoareTripleChecker+Invalid, 613 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 309 mSolverCounterUnsat, 381 mSDtfsCounter, 304 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 550 GetRequests, 518 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 31 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1114 NumberOfCodeBlocks, 1114 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 948 ConstructedInterpolants, 0 QuantifiedInterpolants, 2241 SizeOfPredicates, 4 NumberOfNonLiveVariables, 369 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 7110/7200 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 [2024-11-08 18:54:42,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX --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 9e76c5d054d105f204a8837692fbbd2fd3cc4beaf73b3b0fb816cdb3f665df20 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:54:45,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:54:45,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:54:45,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:54:45,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:54:45,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:54:45,715 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:54:45,716 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:54:45,717 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:54:45,719 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:54:45,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:54:45,720 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:54:45,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:54:45,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:54:45,724 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:54:45,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:54:45,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:54:45,726 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:54:45,726 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:54:45,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:54:45,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:54:45,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:54:45,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:54:45,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:54:45,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:54:45,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:54:45,734 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:54:45,734 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:54:45,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:54:45,735 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:54:45,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:54:45,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:54:45,738 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:54:45,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:54:45,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:45,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:54:45,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:54:45,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:54:45,742 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:54:45,758 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:54:45,759 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:54:45,759 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:54:45,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:54:45,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:54:45,760 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e76c5d054d105f204a8837692fbbd2fd3cc4beaf73b3b0fb816cdb3f665df20 [2024-11-08 18:54:46,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:54:46,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:54:46,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:54:46,287 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:54:46,288 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:54:46,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i Unable to find full path for "g++" [2024-11-08 18:54:48,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:54:48,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:54:48,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i [2024-11-08 18:54:48,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/52828b2e4/e285d9be7c134831b2feb121383ca3c1/FLAGa4d647598 [2024-11-08 18:54:48,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/data/52828b2e4/e285d9be7c134831b2feb121383ca3c1 [2024-11-08 18:54:48,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:54:48,984 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:54:48,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:48,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:54:48,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:54:48,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:48" (1/1) ... [2024-11-08 18:54:48,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6209bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:48, skipping insertion in model container [2024-11-08 18:54:48,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:54:48" (1/1) ... [2024-11-08 18:54:49,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:54:49,271 WARN L250 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i[913,926] [2024-11-08 18:54:49,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:49,365 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:54:49,378 WARN L250 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_f7286a99-2cbf-4df2-9aec-87bb90ccad01/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-79.i[913,926] [2024-11-08 18:54:49,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:54:49,448 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:54:49,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49 WrapperNode [2024-11-08 18:54:49,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:54:49,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:49,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:54:49,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:54:49,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,526 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2024-11-08 18:54:49,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:54:49,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:54:49,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:54:49,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:54:49,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,555 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,587 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]. [2024-11-08 18:54:49,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:54:49,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:54:49,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:54:49,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:54:49,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (1/1) ... [2024-11-08 18:54:49,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:54:49,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:54:49,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:54:49,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:54:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:54:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:54:49,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:54:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:54:49,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:54:49,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:54:49,824 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:54:49,827 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:54:58,146 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 18:54:58,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:54:58,161 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:54:58,161 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:54:58,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:58 BoogieIcfgContainer [2024-11-08 18:54:58,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:54:58,164 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:54:58,165 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:54:58,168 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:54:58,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:54:48" (1/3) ... [2024-11-08 18:54:58,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7726fd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:58, skipping insertion in model container [2024-11-08 18:54:58,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:54:49" (2/3) ... [2024-11-08 18:54:58,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7726fd7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:54:58, skipping insertion in model container [2024-11-08 18:54:58,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:54:58" (3/3) ... [2024-11-08 18:54:58,172 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-79.i [2024-11-08 18:54:58,191 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:54:58,191 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:54:58,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:54:58,265 INFO L333 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, 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;@523e47e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:54:58,265 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:54:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 18:54:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 18:54:58,290 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:54:58,291 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:54:58,293 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:54:58,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:54:58,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1335039165, now seen corresponding path program 1 times [2024-11-08 18:54:58,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:54:58,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [700864766] [2024-11-08 18:54:58,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:54:58,319 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 [2024-11-08 18:54:58,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:54:58,324 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:54:58,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:54:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:54:58,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 18:54:58,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:55:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:55:00,369 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:55:00,370 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:55:00,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [700864766] [2024-11-08 18:55:00,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [700864766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:55:00,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:55:00,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:55:00,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671756256] [2024-11-08 18:55:00,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:55:00,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:55:00,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:55:00,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:55:00,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:55:00,419 INFO L87 Difference]: Start difference. First operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 44 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:55:05,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:08,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:08,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:08,316 INFO L93 Difference]: Finished difference Result 213 states and 385 transitions. [2024-11-08 18:55:08,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:55:08,319 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 157 [2024-11-08 18:55:08,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:08,331 INFO L225 Difference]: With dead ends: 213 [2024-11-08 18:55:08,331 INFO L226 Difference]: Without dead ends: 145 [2024-11-08 18:55:08,336 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:55:08,348 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 81 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 53 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:08,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 338 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 75 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2024-11-08 18:55:08,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-08 18:55:08,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 129. [2024-11-08 18:55:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 76 states have (on average 1.25) internal successors, (95), 76 states have internal predecessors, (95), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-08 18:55:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 195 transitions. [2024-11-08 18:55:08,512 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 195 transitions. Word has length 157 [2024-11-08 18:55:08,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:08,513 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 195 transitions. [2024-11-08 18:55:08,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:55:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions. [2024-11-08 18:55:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 18:55:08,518 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:08,518 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:08,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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)] Ended with exit code 0 [2024-11-08 18:55:08,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:55:08,723 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:08,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:08,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1308143327, now seen corresponding path program 1 times [2024-11-08 18:55:08,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:55:08,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [676367214] [2024-11-08 18:55:08,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:08,725 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 [2024-11-08 18:55:08,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:55:08,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:55:08,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:55:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:09,186 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:55:09,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:55:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:55:09,324 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:55:09,328 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:55:09,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [676367214] [2024-11-08 18:55:09,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [676367214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:55:09,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:55:09,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:55:09,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030516857] [2024-11-08 18:55:09,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:55:09,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:55:09,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:55:09,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:55:09,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:55:09,344 INFO L87 Difference]: Start difference. First operand 129 states and 195 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:55:12,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:13,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:13,046 INFO L93 Difference]: Finished difference Result 271 states and 405 transitions. [2024-11-08 18:55:13,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:55:13,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 159 [2024-11-08 18:55:13,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:13,051 INFO L225 Difference]: With dead ends: 271 [2024-11-08 18:55:13,051 INFO L226 Difference]: Without dead ends: 145 [2024-11-08 18:55:13,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:55:13,054 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 32 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:13,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 181 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 18:55:13,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-08 18:55:13,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 144. [2024-11-08 18:55:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 85 states have (on average 1.2) internal successors, (102), 86 states have internal predecessors, (102), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-08 18:55:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 210 transitions. [2024-11-08 18:55:13,087 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 210 transitions. Word has length 159 [2024-11-08 18:55:13,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:13,088 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 210 transitions. [2024-11-08 18:55:13,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-08 18:55:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 210 transitions. [2024-11-08 18:55:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:55:13,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:13,092 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:13,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 18:55:13,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:55:13,293 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:13,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:13,294 INFO L85 PathProgramCache]: Analyzing trace with hash -981284748, now seen corresponding path program 1 times [2024-11-08 18:55:13,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:55:13,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589644285] [2024-11-08 18:55:13,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:13,296 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 [2024-11-08 18:55:13,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:55:13,299 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:55:13,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 18:55:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:13,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 18:55:13,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:55:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-08 18:55:14,512 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:55:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-08 18:55:15,437 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:55:15,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589644285] [2024-11-08 18:55:15,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1589644285] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:55:15,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:55:15,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-08 18:55:15,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772699386] [2024-11-08 18:55:15,438 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:55:15,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:55:15,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:55:15,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:55:15,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:55:15,441 INFO L87 Difference]: Start difference. First operand 144 states and 210 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:55:20,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:24,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:55:24,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:55:24,487 INFO L93 Difference]: Finished difference Result 232 states and 328 transitions. [2024-11-08 18:55:24,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:55:24,523 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 160 [2024-11-08 18:55:24,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:55:24,530 INFO L225 Difference]: With dead ends: 232 [2024-11-08 18:55:24,530 INFO L226 Difference]: Without dead ends: 164 [2024-11-08 18:55:24,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 311 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2024-11-08 18:55:24,536 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 87 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 83 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:55:24,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 147 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 146 Invalid, 1 Unknown, 0 Unchecked, 8.7s Time] [2024-11-08 18:55:24,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-08 18:55:24,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 152. [2024-11-08 18:55:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 91 states have (on average 1.164835164835165) internal successors, (106), 92 states have internal predecessors, (106), 54 states have call successors, (54), 6 states have call predecessors, (54), 6 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-08 18:55:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 214 transitions. [2024-11-08 18:55:24,590 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 214 transitions. Word has length 160 [2024-11-08 18:55:24,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:55:24,594 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 214 transitions. [2024-11-08 18:55:24,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:55:24,594 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2024-11-08 18:55:24,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-08 18:55:24,601 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:55:24,601 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:55:24,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 18:55:24,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:55:24,802 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:55:24,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:55:24,803 INFO L85 PathProgramCache]: Analyzing trace with hash 2053428767, now seen corresponding path program 1 times [2024-11-08 18:55:24,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:55:24,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [578360151] [2024-11-08 18:55:24,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:55:24,804 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 [2024-11-08 18:55:24,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:55:24,807 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:55:24,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7286a99-2cbf-4df2-9aec-87bb90ccad01/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-08 18:55:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:55:25,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 18:55:25,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:56:44,443 WARN L286 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 136 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:57:54,489 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 142 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:58:39,033 WARN L286 SmtUtils]: Spent 7.52s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)