./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63a72441d8164d71fa0f4dfa1f9998c100cf316a9f05a159d2141efbb48be9a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:11:24,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:11:24,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:11:24,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:11:24,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:11:24,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:11:24,229 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:11:24,229 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:11:24,230 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:11:24,231 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:11:24,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:11:24,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:11:24,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:11:24,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:11:24,234 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:11:24,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:11:24,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:11:24,235 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:11:24,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:11:24,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:11:24,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:11:24,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:11:24,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:11:24,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:11:24,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:11:24,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:11:24,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:11:24,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:11:24,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:11:24,245 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:11:24,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:11:24,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:11:24,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:11:24,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:11:24,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:11:24,246 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:11:24,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:11:24,247 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:11:24,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:11:24,247 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:11:24,247 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:11:24,248 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:11:24,248 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_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63a72441d8164d71fa0f4dfa1f9998c100cf316a9f05a159d2141efbb48be9a3 [2023-11-29 06:11:24,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:11:24,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:11:24,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:11:24,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:11:24,503 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:11:24,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:11:27,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:11:27,509 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:11:27,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:11:27,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/03db74943/4ad5abb7739247b784a2955678c1f75c/FLAGaf2c56cc6 [2023-11-29 06:11:27,536 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/03db74943/4ad5abb7739247b784a2955678c1f75c [2023-11-29 06:11:27,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:11:27,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:11:27,542 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:11:27,542 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:11:27,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:11:27,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31af8292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27, skipping insertion in model container [2023-11-29 06:11:27,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:11:27,710 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i[918,931] [2023-11-29 06:11:27,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:11:27,799 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:11:27,810 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i[918,931] [2023-11-29 06:11:27,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:11:27,867 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:11:27,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27 WrapperNode [2023-11-29 06:11:27,868 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:11:27,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:11:27,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:11:27,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:11:27,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,924 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-29 06:11:27,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:11:27,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:11:27,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:11:27,926 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:11:27,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,940 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,957 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:11:27,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:11:27,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:11:27,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:11:27,986 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:11:27,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (1/1) ... [2023-11-29 06:11:27,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:11:28,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:28,020 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:11:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:11:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:11:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:11:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:11:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:11:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:11:28,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:11:28,154 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:11:28,156 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:11:28,516 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:11:28,556 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:11:28,556 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:11:28,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:11:28 BoogieIcfgContainer [2023-11-29 06:11:28,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:11:28,560 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:11:28,560 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:11:28,563 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:11:28,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:11:27" (1/3) ... [2023-11-29 06:11:28,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d2cae78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:11:28, skipping insertion in model container [2023-11-29 06:11:28,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:27" (2/3) ... [2023-11-29 06:11:28,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d2cae78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:11:28, skipping insertion in model container [2023-11-29 06:11:28,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:11:28" (3/3) ... [2023-11-29 06:11:28,566 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:11:28,585 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:11:28,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:11:28,630 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:11:28,636 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@664e0fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:11:28,636 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:11:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 06:11:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 06:11:28,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:28,660 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:28,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:28,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:28,667 INFO L85 PathProgramCache]: Analyzing trace with hash 567589620, now seen corresponding path program 1 times [2023-11-29 06:11:28,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:28,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477662271] [2023-11-29 06:11:28,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:28,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:28,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:28,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477662271] [2023-11-29 06:11:28,940 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 06:11:28,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051850501] [2023-11-29 06:11:28,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:28,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:28,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:28,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:28,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:11:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:29,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:11:29,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:29,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 06:11:29,232 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:29,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051850501] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:29,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:29,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:11:29,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678583299] [2023-11-29 06:11:29,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:29,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:11:29,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:29,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:11:29,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:11:29,267 INFO L87 Difference]: Start difference. First operand has 92 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 06:11:29,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:29,316 INFO L93 Difference]: Finished difference Result 181 states and 328 transitions. [2023-11-29 06:11:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:11:29,319 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 205 [2023-11-29 06:11:29,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:29,328 INFO L225 Difference]: With dead ends: 181 [2023-11-29 06:11:29,328 INFO L226 Difference]: Without dead ends: 90 [2023-11-29 06:11:29,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:11:29,335 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:29,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:11:29,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-29 06:11:29,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-29 06:11:29,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 56 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 06:11:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 143 transitions. [2023-11-29 06:11:29,387 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 143 transitions. Word has length 205 [2023-11-29 06:11:29,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:29,387 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 143 transitions. [2023-11-29 06:11:29,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 06:11:29,388 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2023-11-29 06:11:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 06:11:29,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:29,393 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:29,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:11:29,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:29,601 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:29,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:29,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1323079848, now seen corresponding path program 1 times [2023-11-29 06:11:29,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:29,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902498156] [2023-11-29 06:11:29,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:29,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:29,673 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:29,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [170099116] [2023-11-29 06:11:29,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:29,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:29,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:29,678 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:29,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:11:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:29,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:11:29,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:11:30,241 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:30,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:30,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902498156] [2023-11-29 06:11:30,242 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:30,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170099116] [2023-11-29 06:11:30,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [170099116] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:30,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:30,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:11:30,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444084116] [2023-11-29 06:11:30,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:30,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:11:30,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:30,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:11:30,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:11:30,246 INFO L87 Difference]: Start difference. First operand 90 states and 143 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:30,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:30,434 INFO L93 Difference]: Finished difference Result 269 states and 429 transitions. [2023-11-29 06:11:30,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:11:30,435 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-29 06:11:30,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:30,440 INFO L225 Difference]: With dead ends: 269 [2023-11-29 06:11:30,440 INFO L226 Difference]: Without dead ends: 180 [2023-11-29 06:11:30,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:11:30,443 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 53 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:30,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 352 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:11:30,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-29 06:11:30,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 178. [2023-11-29 06:11:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 111 states have (on average 1.4144144144144144) internal successors, (157), 111 states have internal predecessors, (157), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 06:11:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 285 transitions. [2023-11-29 06:11:30,486 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 285 transitions. Word has length 205 [2023-11-29 06:11:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:30,487 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 285 transitions. [2023-11-29 06:11:30,488 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:30,488 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 285 transitions. [2023-11-29 06:11:30,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 06:11:30,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:30,492 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:30,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 06:11:30,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:30,698 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:30,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:30,699 INFO L85 PathProgramCache]: Analyzing trace with hash -354540795, now seen corresponding path program 1 times [2023-11-29 06:11:30,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:30,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772372884] [2023-11-29 06:11:30,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:30,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:30,754 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:30,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [64458172] [2023-11-29 06:11:30,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:30,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:30,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:30,757 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:30,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:11:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:30,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:11:30,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:11:31,663 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:31,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:31,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772372884] [2023-11-29 06:11:31,664 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:31,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [64458172] [2023-11-29 06:11:31,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [64458172] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:31,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:31,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:11:31,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089748318] [2023-11-29 06:11:31,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:31,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:11:31,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:31,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:11:31,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:11:31,667 INFO L87 Difference]: Start difference. First operand 178 states and 285 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:31,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:31,737 INFO L93 Difference]: Finished difference Result 427 states and 686 transitions. [2023-11-29 06:11:31,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:11:31,738 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-29 06:11:31,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:31,743 INFO L225 Difference]: With dead ends: 427 [2023-11-29 06:11:31,743 INFO L226 Difference]: Without dead ends: 250 [2023-11-29 06:11:31,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:11:31,746 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 17 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:31,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 257 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:11:31,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-11-29 06:11:31,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 249. [2023-11-29 06:11:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 149 states have (on average 1.389261744966443) internal successors, (207), 149 states have internal predecessors, (207), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:11:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 399 transitions. [2023-11-29 06:11:31,797 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 399 transitions. Word has length 206 [2023-11-29 06:11:31,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:31,798 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 399 transitions. [2023-11-29 06:11:31,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 399 transitions. [2023-11-29 06:11:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 06:11:31,802 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:31,802 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:31,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 06:11:32,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-29 06:11:32,004 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:32,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:32,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1375609149, now seen corresponding path program 1 times [2023-11-29 06:11:32,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:32,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904067158] [2023-11-29 06:11:32,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:32,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:32,050 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:32,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1905556448] [2023-11-29 06:11:32,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:32,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:32,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:32,052 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:32,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 06:11:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:32,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:11:32,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:11:32,877 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:32,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:32,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904067158] [2023-11-29 06:11:32,878 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:32,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905556448] [2023-11-29 06:11:32,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905556448] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:32,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:32,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:11:32,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003567383] [2023-11-29 06:11:32,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:32,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:11:32,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:32,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:11:32,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:11:32,881 INFO L87 Difference]: Start difference. First operand 249 states and 399 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:33,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:33,185 INFO L93 Difference]: Finished difference Result 453 states and 722 transitions. [2023-11-29 06:11:33,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:11:33,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-29 06:11:33,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:33,191 INFO L225 Difference]: With dead ends: 453 [2023-11-29 06:11:33,191 INFO L226 Difference]: Without dead ends: 276 [2023-11-29 06:11:33,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:11:33,193 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 107 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:33,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 452 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:11:33,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2023-11-29 06:11:33,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 253. [2023-11-29 06:11:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 253 states, 153 states have (on average 1.392156862745098) internal successors, (213), 153 states have internal predecessors, (213), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:11:33,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 405 transitions. [2023-11-29 06:11:33,240 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 405 transitions. Word has length 206 [2023-11-29 06:11:33,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:33,241 INFO L495 AbstractCegarLoop]: Abstraction has 253 states and 405 transitions. [2023-11-29 06:11:33,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 405 transitions. [2023-11-29 06:11:33,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 06:11:33,245 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:33,245 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:33,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 06:11:33,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:33,450 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:33,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:33,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1117443711, now seen corresponding path program 1 times [2023-11-29 06:11:33,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:33,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091443622] [2023-11-29 06:11:33,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:33,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:33,499 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:33,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [207152820] [2023-11-29 06:11:33,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:33,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:33,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:33,501 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:33,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 06:11:33,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:33,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:11:33,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:11:33,698 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:33,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:33,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091443622] [2023-11-29 06:11:33,699 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:33,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207152820] [2023-11-29 06:11:33,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207152820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:33,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:33,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:11:33,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624762748] [2023-11-29 06:11:33,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:33,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:11:33,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:33,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:11:33,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:11:33,703 INFO L87 Difference]: Start difference. First operand 253 states and 405 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:33,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:33,753 INFO L93 Difference]: Finished difference Result 497 states and 802 transitions. [2023-11-29 06:11:33,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:11:33,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-11-29 06:11:33,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:33,757 INFO L225 Difference]: With dead ends: 497 [2023-11-29 06:11:33,757 INFO L226 Difference]: Without dead ends: 302 [2023-11-29 06:11:33,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:11:33,758 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 126 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:33,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 268 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:11:33,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2023-11-29 06:11:33,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 260. [2023-11-29 06:11:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 160 states have (on average 1.3875) internal successors, (222), 160 states have internal predecessors, (222), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:11:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 414 transitions. [2023-11-29 06:11:33,787 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 414 transitions. Word has length 206 [2023-11-29 06:11:33,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:33,788 INFO L495 AbstractCegarLoop]: Abstraction has 260 states and 414 transitions. [2023-11-29 06:11:33,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 414 transitions. [2023-11-29 06:11:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 06:11:33,791 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:33,791 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:33,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 06:11:33,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:33,992 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:33,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:33,993 INFO L85 PathProgramCache]: Analyzing trace with hash -898588993, now seen corresponding path program 1 times [2023-11-29 06:11:33,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:33,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500774172] [2023-11-29 06:11:33,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:33,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:34,025 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:34,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [234835544] [2023-11-29 06:11:34,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:34,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:34,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:34,027 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:34,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 06:11:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:34,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:11:34,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 933 proven. 60 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2023-11-29 06:11:34,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:11:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 33 proven. 60 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 06:11:34,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:34,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500774172] [2023-11-29 06:11:34,640 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:34,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234835544] [2023-11-29 06:11:34,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234835544] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:11:34,640 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:11:34,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 06:11:34,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773924827] [2023-11-29 06:11:34,641 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:11:34,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 06:11:34,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:34,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 06:11:34,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:11:34,643 INFO L87 Difference]: Start difference. First operand 260 states and 414 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2023-11-29 06:11:34,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:34,913 INFO L93 Difference]: Finished difference Result 487 states and 760 transitions. [2023-11-29 06:11:34,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 06:11:34,914 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 206 [2023-11-29 06:11:34,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:34,916 INFO L225 Difference]: With dead ends: 487 [2023-11-29 06:11:34,916 INFO L226 Difference]: Without dead ends: 284 [2023-11-29 06:11:34,917 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 404 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 06:11:34,918 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 178 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:34,918 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 216 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:11:34,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2023-11-29 06:11:34,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 272. [2023-11-29 06:11:34,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 169 states have (on average 1.331360946745562) internal successors, (225), 169 states have internal predecessors, (225), 96 states have call successors, (96), 6 states have call predecessors, (96), 6 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:11:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 417 transitions. [2023-11-29 06:11:34,944 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 417 transitions. Word has length 206 [2023-11-29 06:11:34,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:34,945 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 417 transitions. [2023-11-29 06:11:34,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2023-11-29 06:11:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 417 transitions. [2023-11-29 06:11:34,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 06:11:34,948 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:34,948 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:34,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 06:11:35,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:35,149 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:35,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:35,149 INFO L85 PathProgramCache]: Analyzing trace with hash -2098474209, now seen corresponding path program 1 times [2023-11-29 06:11:35,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:35,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631022640] [2023-11-29 06:11:35,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:35,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:35,179 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:35,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [69977586] [2023-11-29 06:11:35,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:35,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:35,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:35,181 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:35,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 06:11:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:35,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 492 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 06:11:35,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:36,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:11:36,136 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:11:36,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:11:36,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631022640] [2023-11-29 06:11:36,137 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:11:36,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69977586] [2023-11-29 06:11:36,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69977586] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:11:36,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:11:36,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:11:36,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900076801] [2023-11-29 06:11:36,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:11:36,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:11:36,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:11:36,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:11:36,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:11:36,139 INFO L87 Difference]: Start difference. First operand 272 states and 417 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:36,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:36,344 INFO L93 Difference]: Finished difference Result 587 states and 899 transitions. [2023-11-29 06:11:36,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:11:36,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-11-29 06:11:36,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:36,349 INFO L225 Difference]: With dead ends: 587 [2023-11-29 06:11:36,349 INFO L226 Difference]: Without dead ends: 390 [2023-11-29 06:11:36,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:11:36,351 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 122 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:36,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 404 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:11:36,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-11-29 06:11:36,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 369. [2023-11-29 06:11:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 232 states have (on average 1.3362068965517242) internal successors, (310), 232 states have internal predecessors, (310), 128 states have call successors, (128), 8 states have call predecessors, (128), 8 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 06:11:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 566 transitions. [2023-11-29 06:11:36,391 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 566 transitions. Word has length 207 [2023-11-29 06:11:36,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:36,392 INFO L495 AbstractCegarLoop]: Abstraction has 369 states and 566 transitions. [2023-11-29 06:11:36,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:11:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 566 transitions. [2023-11-29 06:11:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-29 06:11:36,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:36,393 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:36,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 06:11:36,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:36,594 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:36,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:36,595 INFO L85 PathProgramCache]: Analyzing trace with hash 916629409, now seen corresponding path program 1 times [2023-11-29 06:11:36,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:11:36,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057567424] [2023-11-29 06:11:36,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:36,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:11:36,634 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:11:36,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1656827164] [2023-11-29 06:11:36,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:36,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:36,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:36,635 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:11:36,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 06:11:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:11:37,050 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:11:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:11:37,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:11:37,261 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:11:37,262 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:11:37,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 06:11:37,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:11:37,469 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:37,472 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:11:37,583 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:11:37,585 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 06:11:37,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:11:37 BoogieIcfgContainer [2023-11-29 06:11:37,645 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:11:37,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:11:37,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:11:37,646 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:11:37,646 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:11:28" (3/4) ... [2023-11-29 06:11:37,648 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:11:37,650 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:11:37,650 INFO L158 Benchmark]: Toolchain (without parser) took 10109.93ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 113.4MB in the beginning and 184.2MB in the end (delta: -70.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,651 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:11:37,651 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.44ms. Allocated memory is still 146.8MB. Free memory was 113.4MB in the beginning and 97.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.82ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 94.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,652 INFO L158 Benchmark]: Boogie Preprocessor took 59.10ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 90.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,652 INFO L158 Benchmark]: RCFGBuilder took 571.68ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 62.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,652 INFO L158 Benchmark]: TraceAbstraction took 9085.44ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 61.6MB in the beginning and 184.2MB in the end (delta: -122.6MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2023-11-29 06:11:37,653 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 224.4MB. Free memory is still 184.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:11:37,655 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 146.8MB. Free memory is still 119.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.44ms. Allocated memory is still 146.8MB. Free memory was 113.4MB in the beginning and 97.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.82ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 94.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.10ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 90.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 571.68ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 62.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9085.44ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 61.6MB in the beginning and 184.2MB in the end (delta: -122.6MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 224.4MB. Free memory is still 184.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 197, overapproximation of someBinaryArithmeticDOUBLEoperation at line 65, overapproximation of someUnaryDOUBLEoperation at line 65, overapproximation of bitwiseAnd at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 197. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] double var_1_19 = 0.0; [L36] unsigned short int var_1_20 = 10; [L37] double var_1_21 = 4.75; [L38] double var_1_22 = 4.6; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_27 = 1; [L41] signed long int var_1_28 = 8; [L42] signed long int var_1_30 = 5; [L43] signed long int var_1_31 = 100; [L44] float var_1_34 = 31.8; [L45] unsigned char var_1_35 = 0; [L46] unsigned char var_1_36 = 0; [L47] unsigned long int var_1_37 = 1; [L48] signed long int var_1_38 = 500; [L49] unsigned long int var_1_39 = 2882328056; [L50] unsigned short int var_1_40 = 5; [L51] unsigned short int var_1_41 = 2; [L52] unsigned short int var_1_42 = 50; [L53] unsigned short int var_1_43 = 4; [L54] unsigned char var_1_44 = 0; [L55] signed long int last_1_var_1_1 = 0; [L56] signed long int last_1_var_1_5 = 2; [L57] signed short int last_1_var_1_6 = -10; [L58] unsigned long int last_1_var_1_7 = 1; [L59] float last_1_var_1_14 = 5.4; [L60] signed long int last_1_var_1_17 = 64; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L189] last_1_var_1_1 = var_1_1 [L190] last_1_var_1_5 = var_1_5 [L191] last_1_var_1_6 = var_1_6 [L192] last_1_var_1_7 = var_1_7 [L193] last_1_var_1_14 = var_1_14 [L194] last_1_var_1_17 = var_1_17 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L137] var_1_9 = __VERIFIER_nondet_ulong() [L138] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L138] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L139] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L139] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L140] var_1_10 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L141] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L142] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L142] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L143] var_1_12 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L144] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L145] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L145] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L146] var_1_13 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && 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_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L147] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && 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_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L148] var_1_15 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L149] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L150] var_1_16 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L151] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L152] var_1_20 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L153] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L154] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L154] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L155] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L155] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=19/4, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L156] var_1_21 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L157] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_22=23/5, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L158] var_1_22 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L159] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L160] var_1_27 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_27 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L161] RET assume_abort_if_not(var_1_27 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L162] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L162] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=5, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L163] var_1_30 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L165] CALL assume_abort_if_not(var_1_30 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L165] RET assume_abort_if_not(var_1_30 <= 2147483646) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=100, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L166] var_1_31 = __VERIFIER_nondet_long() [L167] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L167] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L168] CALL assume_abort_if_not(var_1_31 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L168] RET assume_abort_if_not(var_1_31 <= 2147483646) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L169] var_1_36 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L170] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L171] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L171] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=500, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L172] var_1_38 = __VERIFIER_nondet_long() [L173] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L173] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L174] CALL assume_abort_if_not(var_1_38 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L174] RET assume_abort_if_not(var_1_38 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2882328056, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L175] var_1_39 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_39 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L176] RET assume_abort_if_not(var_1_39 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L177] CALL assume_abort_if_not(var_1_39 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L177] RET assume_abort_if_not(var_1_39 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=2, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L178] var_1_41 = __VERIFIER_nondet_ushort() [L179] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L179] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L180] CALL assume_abort_if_not(var_1_41 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L180] RET assume_abort_if_not(var_1_41 <= 32767) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=50, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L181] var_1_42 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L182] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L183] CALL assume_abort_if_not(var_1_42 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L183] RET assume_abort_if_not(var_1_42 <= 16384) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=4, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L184] var_1_43 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L185] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L186] CALL assume_abort_if_not(var_1_43 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L186] RET assume_abort_if_not(var_1_43 <= 16383) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L205] RET updateVariables() [L206] CALL step() [L64] COND TRUE (32 / var_1_20) > -500 [L65] var_1_19 = ((((var_1_21 - var_1_22) < 0 ) ? -(var_1_21 - var_1_22) : (var_1_21 - var_1_22))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L67] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L74] EXPR var_1_20 & var_1_1 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L74] COND FALSE !((var_1_20 & var_1_1) >= var_1_5) [L77] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=159/5, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L81] COND TRUE var_1_31 > var_1_1 [L82] var_1_34 = var_1_22 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L84] EXPR var_1_20 & -100 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=0, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L84] COND TRUE (var_1_20 & -100) <= var_1_7 [L85] var_1_35 = (! var_1_36) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L87] COND TRUE (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) - (var_1_20 + var_1_38)) <= var_1_6 [L88] var_1_37 = ((((var_1_30) > (((((var_1_38) < ((var_1_39 - var_1_31))) ? (var_1_38) : ((var_1_39 - var_1_31)))))) ? (var_1_30) : (((((var_1_38) < ((var_1_39 - var_1_31))) ? (var_1_38) : ((var_1_39 - var_1_31))))))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=5, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L90] var_1_40 = (var_1_41 + (var_1_42 + var_1_43)) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L91] COND FALSE !(var_1_5 <= var_1_1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L94] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L97] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L99] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L100] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L104] signed long int stepLocal_1 = - last_1_var_1_1; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L105] COND FALSE !(last_1_var_1_17 < stepLocal_1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L108] signed long int stepLocal_3 = var_1_1; [L109] signed long int stepLocal_2 = var_1_17; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L110] COND FALSE !(var_1_17 > stepLocal_2) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L115] unsigned long int stepLocal_5 = var_1_9; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=27/5, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L116] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L123] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L125] signed long int stepLocal_0 = var_1_17; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L126] COND TRUE var_1_6 < stepLocal_0 [L127] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L129] unsigned long int stepLocal_4 = var_1_9 - var_1_6; VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L130] COND TRUE (- 8u) >= stepLocal_4 [L131] var_1_8 = (! var_1_10) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=0, stepLocal_4=0, stepLocal_5=4294967286, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L206] RET step() [L207] CALL, EXPR property() [L197-L198] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=4, var_1_16=4, var_1_17=0, var_1_19=2, var_1_1=0, var_1_20=1, var_1_22=3, var_1_23=0, var_1_27=1, var_1_28=8, var_1_30=1073741823, var_1_31=1073741824, var_1_34=3, var_1_35=1, var_1_36=0, var_1_37=1073741823, var_1_38=1073741823, var_1_39=2147483647, var_1_40=32767, var_1_41=0, var_1_42=16384, var_1_43=16383, var_1_44=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 8, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 612 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 603 mSDsluCounter, 2089 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1170 mSDsCounter, 180 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 497 IncrementalHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 180 mSolverCounterUnsat, 919 mSDtfsCounter, 497 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1646 GetRequests, 1624 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=369occurred in iteration=7, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 101 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1853 NumberOfCodeBlocks, 1853 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1639 ConstructedInterpolants, 0 QuantifiedInterpolants, 6308 SizeOfPredicates, 12 NumberOfNonLiveVariables, 3455 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 15752/15872 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 06:11:37,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 63a72441d8164d71fa0f4dfa1f9998c100cf316a9f05a159d2141efbb48be9a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:11:39,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:11:39,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 06:11:39,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:11:39,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:11:39,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:11:39,814 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:11:39,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:11:39,816 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:11:39,816 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:11:39,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:11:39,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:11:39,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:11:39,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:11:39,820 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:11:39,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:11:39,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:11:39,822 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:11:39,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:11:39,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:11:39,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:11:39,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:11:39,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:11:39,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:11:39,825 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:11:39,825 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:11:39,826 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:11:39,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:11:39,827 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:11:39,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:11:39,827 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:11:39,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:11:39,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:11:39,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:11:39,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:11:39,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:11:39,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:11:39,830 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:11:39,830 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:11:39,830 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:11:39,830 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:11:39,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:11:39,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:11:39,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:11:39,831 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:11:39,832 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_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63a72441d8164d71fa0f4dfa1f9998c100cf316a9f05a159d2141efbb48be9a3 [2023-11-29 06:11:40,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:11:40,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:11:40,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:11:40,171 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:11:40,172 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:11:40,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:11:42,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:11:43,224 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:11:43,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:11:43,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/2b246b4ef/bbf9cbea49164dcd95294f768b98f60b/FLAGc3102a77f [2023-11-29 06:11:43,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/data/2b246b4ef/bbf9cbea49164dcd95294f768b98f60b [2023-11-29 06:11:43,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:11:43,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:11:43,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:11:43,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:11:43,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:11:43,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b37e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43, skipping insertion in model container [2023-11-29 06:11:43,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:11:43,451 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i[918,931] [2023-11-29 06:11:43,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:11:43,537 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:11:43,546 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i[918,931] [2023-11-29 06:11:43,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:11:43,605 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:11:43,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43 WrapperNode [2023-11-29 06:11:43,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:11:43,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:11:43,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:11:43,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:11:43,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,630 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,663 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-29 06:11:43,664 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:11:43,665 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:11:43,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:11:43,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:11:43,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,679 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,693 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:11:43,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:11:43,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:11:43,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:11:43,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:11:43,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (1/1) ... [2023-11-29 06:11:43,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:11:43,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:11:43,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:11:43,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:11:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:11:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:11:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:11:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:11:43,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:11:43,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:11:43,909 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:11:43,911 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:12:10,731 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:12:10,786 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:12:10,786 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:12:10,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:12:10 BoogieIcfgContainer [2023-11-29 06:12:10,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:12:10,789 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:12:10,789 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:12:10,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:12:10,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:11:43" (1/3) ... [2023-11-29 06:12:10,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c8920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:12:10, skipping insertion in model container [2023-11-29 06:12:10,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:11:43" (2/3) ... [2023-11-29 06:12:10,794 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c8920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:12:10, skipping insertion in model container [2023-11-29 06:12:10,794 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:12:10" (3/3) ... [2023-11-29 06:12:10,795 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-0.i [2023-11-29 06:12:10,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:12:10,810 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:12:10,855 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:12:10,860 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@806b4a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:12:10,861 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:12:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 06:12:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 06:12:10,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:12:10,883 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:12:10,884 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:12:10,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:12:10,889 INFO L85 PathProgramCache]: Analyzing trace with hash 28500454, now seen corresponding path program 1 times [2023-11-29 06:12:10,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:12:10,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096377949] [2023-11-29 06:12:10,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:12:10,902 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:12:10,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:12:10,905 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:12:10,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 06:12:12,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:12:13,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:12:13,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:12:13,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-29 06:12:13,122 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:12:13,123 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:12:13,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1096377949] [2023-11-29 06:12:13,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1096377949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:12:13,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:12:13,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:12:13,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707430709] [2023-11-29 06:12:13,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:12:13,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:12:13,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:12:13,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:12:13,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:12:13,166 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 06:12:20,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.83s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:12:20,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:12:20,065 INFO L93 Difference]: Finished difference Result 173 states and 312 transitions. [2023-11-29 06:12:20,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:12:20,820 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2023-11-29 06:12:20,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:12:20,829 INFO L225 Difference]: With dead ends: 173 [2023-11-29 06:12:20,829 INFO L226 Difference]: Without dead ends: 86 [2023-11-29 06:12:20,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:12:20,837 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-29 06:12:20,838 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 6.9s Time] [2023-11-29 06:12:20,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-29 06:12:20,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-29 06:12:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 06:12:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 135 transitions. [2023-11-29 06:12:20,886 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 135 transitions. Word has length 203 [2023-11-29 06:12:20,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:12:20,887 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 135 transitions. [2023-11-29 06:12:20,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 06:12:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2023-11-29 06:12:20,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 06:12:20,893 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:12:20,893 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:12:20,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:12:21,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:12:21,094 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:12:21,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:12:21,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1119788186, now seen corresponding path program 1 times [2023-11-29 06:12:21,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:12:21,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1454521088] [2023-11-29 06:12:21,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:12:21,097 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:12:21,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:12:21,098 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:12:21,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 06:12:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:12:23,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:12:23,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:12:34,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:12:34,509 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:12:34,509 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:12:34,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1454521088] [2023-11-29 06:12:34,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1454521088] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:12:34,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:12:34,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:12:34,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778532506] [2023-11-29 06:12:34,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:12:34,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:12:34,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:12:34,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:12:34,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:12:34,514 INFO L87 Difference]: Start difference. First operand 86 states and 135 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:12:41,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:12:45,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:12:47,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:12:47,045 INFO L93 Difference]: Finished difference Result 238 states and 377 transitions. [2023-11-29 06:12:47,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:12:47,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2023-11-29 06:12:47,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:12:47,052 INFO L225 Difference]: With dead ends: 238 [2023-11-29 06:12:47,052 INFO L226 Difference]: Without dead ends: 153 [2023-11-29 06:12:47,054 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:12:47,056 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 16 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:12:47,057 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 250 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 2 Unknown, 0 Unchecked, 12.5s Time] [2023-11-29 06:12:47,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-11-29 06:12:47,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 152. [2023-11-29 06:12:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 85 states have (on average 1.3058823529411765) internal successors, (111), 85 states have internal predecessors, (111), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 06:12:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 239 transitions. [2023-11-29 06:12:47,097 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 239 transitions. Word has length 203 [2023-11-29 06:12:47,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:12:47,099 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 239 transitions. [2023-11-29 06:12:47,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:12:47,100 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 239 transitions. [2023-11-29 06:12:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 06:12:47,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:12:47,105 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:12:47,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 06:12:47,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:12:47,308 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:12:47,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:12:47,309 INFO L85 PathProgramCache]: Analyzing trace with hash -195168240, now seen corresponding path program 1 times [2023-11-29 06:12:47,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:12:47,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1452596366] [2023-11-29 06:12:47,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:12:47,310 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:12:47,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:12:47,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:12:47,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 06:12:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:12:49,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:12:49,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:12:55,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:12:55,333 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:12:55,333 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:12:55,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1452596366] [2023-11-29 06:12:55,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1452596366] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:12:55,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:12:55,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:12:55,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551736789] [2023-11-29 06:12:55,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:12:55,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:12:55,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:12:55,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:12:55,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:12:55,338 INFO L87 Difference]: Start difference. First operand 152 states and 239 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:13:00,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:07,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:11,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:18,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:18,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:13:18,318 INFO L93 Difference]: Finished difference Result 265 states and 420 transitions. [2023-11-29 06:13:18,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:13:18,738 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-29 06:13:18,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:13:18,741 INFO L225 Difference]: With dead ends: 265 [2023-11-29 06:13:18,741 INFO L226 Difference]: Without dead ends: 171 [2023-11-29 06:13:18,742 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:13:18,743 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 32 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.9s IncrementalHoareTripleChecker+Time [2023-11-29 06:13:18,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 252 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 4 Unknown, 0 Unchecked, 22.9s Time] [2023-11-29 06:13:18,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-29 06:13:18,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 152. [2023-11-29 06:13:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 85 states have (on average 1.2705882352941176) internal successors, (108), 85 states have internal predecessors, (108), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 06:13:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 236 transitions. [2023-11-29 06:13:18,777 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 236 transitions. Word has length 204 [2023-11-29 06:13:18,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:13:18,778 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 236 transitions. [2023-11-29 06:13:18,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:13:18,778 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 236 transitions. [2023-11-29 06:13:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 06:13:18,782 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:13:18,782 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:13:18,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 06:13:18,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:13:18,986 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:13:18,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:13:18,987 INFO L85 PathProgramCache]: Analyzing trace with hash 227533586, now seen corresponding path program 1 times [2023-11-29 06:13:18,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:13:18,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273816394] [2023-11-29 06:13:18,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:13:18,989 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:13:18,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:13:18,990 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:13:18,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 06:13:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:13:21,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 06:13:21,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:13:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:13:34,417 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:13:34,417 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:13:34,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273816394] [2023-11-29 06:13:34,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273816394] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:13:34,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:13:34,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:13:34,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044409776] [2023-11-29 06:13:34,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:13:34,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:13:34,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:13:34,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:13:34,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:13:34,421 INFO L87 Difference]: Start difference. First operand 152 states and 236 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:13:41,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:45,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:49,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:13:57,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:01,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:05,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:05,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:14:05,813 INFO L93 Difference]: Finished difference Result 339 states and 527 transitions. [2023-11-29 06:14:06,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:14:06,626 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-29 06:14:06,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:14:06,631 INFO L225 Difference]: With dead ends: 339 [2023-11-29 06:14:06,631 INFO L226 Difference]: Without dead ends: 252 [2023-11-29 06:14:06,632 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:14:06,633 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 121 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 65 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:14:06,634 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 371 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 29 Invalid, 6 Unknown, 0 Unchecked, 31.2s Time] [2023-11-29 06:14:06,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2023-11-29 06:14:06,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 237. [2023-11-29 06:14:06,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 137 states have (on average 1.3065693430656935) internal successors, (179), 137 states have internal predecessors, (179), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:14:06,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 371 transitions. [2023-11-29 06:14:06,679 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 371 transitions. Word has length 204 [2023-11-29 06:14:06,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:14:06,680 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 371 transitions. [2023-11-29 06:14:06,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:14:06,680 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 371 transitions. [2023-11-29 06:14:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 06:14:06,683 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:14:06,683 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:14:06,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 06:14:06,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:14:06,886 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:14:06,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:14:06,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1052330092, now seen corresponding path program 1 times [2023-11-29 06:14:06,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:14:06,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829532723] [2023-11-29 06:14:06,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:14:06,888 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:14:06,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:14:06,889 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:14:06,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 06:14:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:14:08,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:14:08,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:14:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 06:14:30,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:14:30,289 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:14:30,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829532723] [2023-11-29 06:14:30,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [829532723] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:14:30,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:14:30,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:14:30,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3489447] [2023-11-29 06:14:30,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:14:30,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 06:14:30,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:14:30,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 06:14:30,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:14:30,292 INFO L87 Difference]: Start difference. First operand 237 states and 371 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:14:38,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:42,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:46,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:52,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:14:56,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:00,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:04,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:12,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.73s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:16,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:20,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:24,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:28,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:32,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:36,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:40,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:44,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:48,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:53,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:15:57,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:07,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:11,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:16,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:20,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:26,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:30,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:35,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:39,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:16:39,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:16:39,483 INFO L93 Difference]: Finished difference Result 532 states and 832 transitions. [2023-11-29 06:16:39,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 06:16:39,785 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2023-11-29 06:16:39,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:16:39,790 INFO L225 Difference]: With dead ends: 532 [2023-11-29 06:16:39,790 INFO L226 Difference]: Without dead ends: 360 [2023-11-29 06:16:39,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-29 06:16:39,792 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 212 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 65 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 128.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:16:39,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 453 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 438 Invalid, 27 Unknown, 0 Unchecked, 128.1s Time] [2023-11-29 06:16:39,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2023-11-29 06:16:39,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 249. [2023-11-29 06:16:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 149 states have (on average 1.3221476510067114) internal successors, (197), 149 states have internal predecessors, (197), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 06:16:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 389 transitions. [2023-11-29 06:16:39,848 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 389 transitions. Word has length 204 [2023-11-29 06:16:39,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:16:39,849 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 389 transitions. [2023-11-29 06:16:39,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 06:16:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 389 transitions. [2023-11-29 06:16:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-29 06:16:39,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:16:39,851 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:16:39,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 06:16:40,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:16:40,052 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:16:40,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:16:40,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1109588394, now seen corresponding path program 1 times [2023-11-29 06:16:40,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:16:40,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [31129173] [2023-11-29 06:16:40,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:16:40,053 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:16:40,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:16:40,054 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:16:40,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e083ec98-42c2-44eb-a02d-335bb0bac9b1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 06:16:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:16:42,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-29 06:16:42,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:18:26,435 WARN L293 SmtUtils]: Spent 8.74s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:35,534 WARN L293 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:44,269 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:18:56,006 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:09,672 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 06:19:13,963 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-11-29 06:19:22,718 WARN L293 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:31,580 WARN L293 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:40,301 WARN L293 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:19:48,998 WARN L293 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:04,381 WARN L293 SmtUtils]: Spent 9.37s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:16,816 WARN L293 SmtUtils]: Spent 8.59s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:25,528 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:34,239 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:41,843 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:20:53,186 WARN L293 SmtUtils]: Spent 9.40s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:01,911 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:10,753 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:17,943 WARN L293 SmtUtils]: Spent 7.19s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:25,567 WARN L293 SmtUtils]: Spent 7.62s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:34,283 WARN L293 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:45,300 WARN L293 SmtUtils]: Spent 9.39s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:21:54,101 WARN L293 SmtUtils]: Spent 8.79s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:02,988 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:11,696 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:20,413 WARN L293 SmtUtils]: Spent 8.72s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:29,165 WARN L293 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:39,518 WARN L293 SmtUtils]: Spent 9.49s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:48,108 WARN L293 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:22:56,946 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:05,689 WARN L293 SmtUtils]: Spent 8.74s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:14,382 WARN L293 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:23,097 WARN L293 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:33,967 WARN L293 SmtUtils]: Spent 9.44s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:45,817 WARN L293 SmtUtils]: Spent 9.01s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:23:54,835 WARN L293 SmtUtils]: Spent 9.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:11,666 WARN L293 SmtUtils]: Spent 9.07s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:22,138 WARN L293 SmtUtils]: Spent 9.04s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:31,041 WARN L293 SmtUtils]: Spent 8.90s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:39,394 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:49,517 WARN L293 SmtUtils]: Spent 10.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:24:53,743 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-11-29 06:24:58,162 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~last_1_var_1_14~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 27.0 5.0)))) (= c_~var_1_14~0 c_~var_1_16~0) (= (_ bv0 16) (bvadd c_~var_1_6~0 (_ bv10 16))) (= c_~var_1_17~0 (_ bv0 32)) (= c_~var_1_1~0 (_ bv0 32)) (fp.lt (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~last_1_var_1_14~0 c_~last_1_var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0)) (fp.leq c_~var_1_16~0 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (= c_~last_1_var_1_1~0 (_ bv0 32)) (= (_ bv0 16) (bvadd c_~last_1_var_1_6~0 (_ bv10 16))) (= c_~var_1_7~0 (_ bv1 32)) (= c_~last_1_var_1_17~0 (_ bv64 32)) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 ((_ to_fp 11 53) c_currentRoundingMode c_~last_1_var_1_14~0)) c_~var_1_13~0)) (= c_~last_1_var_1_5~0 (_ bv2 32)) (= (_ bv1 32) c_~last_1_var_1_7~0) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-11-29 06:25:12,302 WARN L293 SmtUtils]: Spent 8.89s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:25:21,237 WARN L293 SmtUtils]: Spent 8.93s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:25:37,480 WARN L293 SmtUtils]: Spent 8.86s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:25:47,569 WARN L293 SmtUtils]: Spent 8.79s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:25:56,335 WARN L293 SmtUtils]: Spent 8.77s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:26:04,607 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:26:14,186 WARN L293 SmtUtils]: Spent 9.58s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)