./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.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_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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_8ab451b4-2492-42f7-a870-2bdf837462b0/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 21bbc66d7f55647a0fe486f04527098d4843a40e4e1ddd0434f409501d0851bd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:09:00,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:09:00,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:09:00,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:09:00,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:09:00,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:09:00,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:09:00,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:09:00,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:09:00,548 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:09:00,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:09:00,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:09:00,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:09:00,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:09:00,551 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:09:00,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:09:00,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:09:00,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:09:00,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:09:00,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:09:00,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:09:00,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:09:00,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:09:00,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:09:00,558 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:09:00,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:09:00,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:09:00,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:09:00,560 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:09:00,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:09:00,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:09:00,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:09:00,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:09:00,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:09:00,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:09:00,563 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:09:00,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:09:00,563 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:09:00,563 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:09:00,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:09:00,564 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:09:00,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:09:00,564 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_8ab451b4-2492-42f7-a870-2bdf837462b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21bbc66d7f55647a0fe486f04527098d4843a40e4e1ddd0434f409501d0851bd [2023-11-29 06:09:00,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:09:00,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:09:00,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:09:00,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:09:00,814 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:09:00,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:03,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:09:03,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:09:03,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:03,896 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/3a8a3e028/832c664792114748b0bac211c7a33e7c/FLAG710f4121e [2023-11-29 06:09:03,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/3a8a3e028/832c664792114748b0bac211c7a33e7c [2023-11-29 06:09:03,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:09:03,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:09:03,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:09:03,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:09:03,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:09:03,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:09:03" (1/1) ... [2023-11-29 06:09:03,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a862d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:03, skipping insertion in model container [2023-11-29 06:09:03,920 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:09:03" (1/1) ... [2023-11-29 06:09:03,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:09:04,079 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_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i[919,932] [2023-11-29 06:09:04,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:09:04,177 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:09:04,187 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_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i[919,932] [2023-11-29 06:09:04,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:09:04,248 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:09:04,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04 WrapperNode [2023-11-29 06:09:04,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:09:04,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:09:04,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:09:04,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:09:04,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,269 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,319 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-29 06:09:04,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:09:04,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:09:04,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:09:04,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:09:04,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,336 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,364 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 06:09:04,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,394 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:09:04,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:09:04,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:09:04,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:09:04,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (1/1) ... [2023-11-29 06:09:04,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:09:04,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:04,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:09:04,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:09:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:09:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:09:04,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:09:04,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:09:04,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:09:04,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:09:04,591 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:09:04,593 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:09:05,040 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:09:05,081 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:09:05,081 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:09:05,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:09:05 BoogieIcfgContainer [2023-11-29 06:09:05,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:09:05,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:09:05,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:09:05,087 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:09:05,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:09:03" (1/3) ... [2023-11-29 06:09:05,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1695984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:09:05, skipping insertion in model container [2023-11-29 06:09:05,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:04" (2/3) ... [2023-11-29 06:09:05,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1695984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:09:05, skipping insertion in model container [2023-11-29 06:09:05,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:09:05" (3/3) ... [2023-11-29 06:09:05,090 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:05,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:09:05,107 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:09:05,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:09:05,159 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;@625fb730, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:09:05,159 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:09:05,163 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 51 states have (on average 1.5490196078431373) internal successors, (79), 52 states have internal predecessors, (79), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 06:09:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 06:09:05,182 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:05,183 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:05,184 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:05,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:05,189 INFO L85 PathProgramCache]: Analyzing trace with hash -2101452591, now seen corresponding path program 1 times [2023-11-29 06:09:05,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:05,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313024186] [2023-11-29 06:09:05,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:05,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 06:09:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 06:09:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 06:09:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 06:09:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 06:09:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 06:09:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 06:09:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 06:09:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-29 06:09:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-29 06:09:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-29 06:09:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-29 06:09:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-11-29 06:09:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-29 06:09:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2023-11-29 06:09:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 06:09:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-29 06:09:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-29 06:09:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2023-11-29 06:09:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-29 06:09:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-29 06:09:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 06:09:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 06:09:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 06:09:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 06:09:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 06:09:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:05,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:09:05,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:09:05,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313024186] [2023-11-29 06:09:05,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313024186] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:05,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:05,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:09:05,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474066198] [2023-11-29 06:09:05,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:05,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:09:05,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:09:05,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:09:05,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:09:05,686 INFO L87 Difference]: Start difference. First operand has 80 states, 51 states have (on average 1.5490196078431373) internal successors, (79), 52 states have internal predecessors, (79), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 06:09:05,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:05,737 INFO L93 Difference]: Finished difference Result 157 states and 286 transitions. [2023-11-29 06:09:05,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:09:05,740 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2023-11-29 06:09:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:05,749 INFO L225 Difference]: With dead ends: 157 [2023-11-29 06:09:05,749 INFO L226 Difference]: Without dead ends: 78 [2023-11-29 06:09:05,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 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 06:09:05,758 INFO L413 NwaCegarLoop]: 120 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, 120 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 06:09:05,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:09:05,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-29 06:09:05,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-29 06:09:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 06:09:05,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-29 06:09:05,813 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 164 [2023-11-29 06:09:05,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:05,814 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-29 06:09:05,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 06:09:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-29 06:09:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 06:09:05,819 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:05,819 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:05,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:09:05,820 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:05,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:05,821 INFO L85 PathProgramCache]: Analyzing trace with hash -356522490, now seen corresponding path program 1 times [2023-11-29 06:09:05,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:05,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453876098] [2023-11-29 06:09:05,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:05,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:05,879 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:09:05,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2033468606] [2023-11-29 06:09:05,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:05,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:05,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:05,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:09:05,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:09:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:06,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:09:06,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:09:06,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:09:06,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:09:06,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453876098] [2023-11-29 06:09:06,175 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:09:06,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033468606] [2023-11-29 06:09:06,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033468606] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:06,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:06,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:09:06,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648255937] [2023-11-29 06:09:06,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:06,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:09:06,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:09:06,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:09:06,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:09:06,180 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:06,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:06,252 INFO L93 Difference]: Finished difference Result 223 states and 351 transitions. [2023-11-29 06:09:06,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:09:06,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2023-11-29 06:09:06,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:06,257 INFO L225 Difference]: With dead ends: 223 [2023-11-29 06:09:06,257 INFO L226 Difference]: Without dead ends: 146 [2023-11-29 06:09:06,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 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 06:09:06,260 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 109 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:06,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 297 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:09:06,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-29 06:09:06,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2023-11-29 06:09:06,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 89 states have (on average 1.348314606741573) internal successors, (120), 89 states have internal predecessors, (120), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 06:09:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 224 transitions. [2023-11-29 06:09:06,293 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 224 transitions. Word has length 165 [2023-11-29 06:09:06,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:06,294 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 224 transitions. [2023-11-29 06:09:06,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:06,294 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 224 transitions. [2023-11-29 06:09:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 06:09:06,298 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:06,298 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:06,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:09:06,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:06,505 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:06,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:06,505 INFO L85 PathProgramCache]: Analyzing trace with hash -954735723, now seen corresponding path program 1 times [2023-11-29 06:09:06,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:06,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917689388] [2023-11-29 06:09:06,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:06,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:06,548 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:09:06,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1146052195] [2023-11-29 06:09:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:06,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:06,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:06,550 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:09:06,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:09:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:06,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 06:09:06,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:09:07,484 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:09:07,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:09:07,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917689388] [2023-11-29 06:09:07,485 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:09:07,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146052195] [2023-11-29 06:09:07,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146052195] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:07,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:07,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:09:07,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952634095] [2023-11-29 06:09:07,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:07,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:09:07,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:09:07,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:09:07,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:09:07,488 INFO L87 Difference]: Start difference. First operand 144 states and 224 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:07,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:07,734 INFO L93 Difference]: Finished difference Result 372 states and 579 transitions. [2023-11-29 06:09:07,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:09:07,736 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-29 06:09:07,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:07,741 INFO L225 Difference]: With dead ends: 372 [2023-11-29 06:09:07,741 INFO L226 Difference]: Without dead ends: 229 [2023-11-29 06:09:07,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:09:07,745 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 117 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:07,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 355 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:09:07,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2023-11-29 06:09:07,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 215. [2023-11-29 06:09:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 133 states have (on average 1.3233082706766917) internal successors, (176), 133 states have internal predecessors, (176), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 06:09:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 332 transitions. [2023-11-29 06:09:07,788 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 332 transitions. Word has length 167 [2023-11-29 06:09:07,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:07,789 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 332 transitions. [2023-11-29 06:09:07,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:07,790 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-29 06:09:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 06:09:07,793 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:07,794 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:07,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 06:09:08,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:08,002 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:08,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:08,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1283376299, now seen corresponding path program 1 times [2023-11-29 06:09:08,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:08,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344061991] [2023-11-29 06:09:08,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:08,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:08,049 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:09:08,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [379717591] [2023-11-29 06:09:08,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:08,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:08,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:08,051 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:09:08,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:09:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:08,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:09:08,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:09:08,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:09:08,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:09:08,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344061991] [2023-11-29 06:09:08,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:09:08,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379717591] [2023-11-29 06:09:08,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379717591] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:08,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:08,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:09:08,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227777778] [2023-11-29 06:09:08,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:08,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:09:08,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:09:08,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:09:08,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:09:08,325 INFO L87 Difference]: Start difference. First operand 215 states and 332 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:08,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:08,403 INFO L93 Difference]: Finished difference Result 429 states and 663 transitions. [2023-11-29 06:09:08,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:09:08,404 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-29 06:09:08,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:08,408 INFO L225 Difference]: With dead ends: 429 [2023-11-29 06:09:08,408 INFO L226 Difference]: Without dead ends: 215 [2023-11-29 06:09:08,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 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 06:09:08,411 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:08,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 212 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:09:08,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2023-11-29 06:09:08,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2023-11-29 06:09:08,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 133 states have (on average 1.3082706766917294) internal successors, (174), 133 states have internal predecessors, (174), 78 states have call successors, (78), 3 states have call predecessors, (78), 3 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 06:09:08,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 330 transitions. [2023-11-29 06:09:08,448 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 330 transitions. Word has length 167 [2023-11-29 06:09:08,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:08,450 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 330 transitions. [2023-11-29 06:09:08,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 330 transitions. [2023-11-29 06:09:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 06:09:08,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:08,454 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:08,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 06:09:08,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:08,657 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:08,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:08,658 INFO L85 PathProgramCache]: Analyzing trace with hash 304971603, now seen corresponding path program 1 times [2023-11-29 06:09:08,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:08,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959396889] [2023-11-29 06:09:08,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:08,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:08,695 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:09:08,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [812576809] [2023-11-29 06:09:08,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:08,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:08,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:08,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:09:08,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 06:09:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:08,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 06:09:08,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 663 proven. 42 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2023-11-29 06:09:09,055 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:09:09,292 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-29 06:09:09,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:09:09,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959396889] [2023-11-29 06:09:09,293 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:09:09,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812576809] [2023-11-29 06:09:09,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812576809] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:09:09,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:09:09,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 06:09:09,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750267228] [2023-11-29 06:09:09,294 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:09:09,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 06:09:09,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:09:09,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 06:09:09,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:09:09,296 INFO L87 Difference]: Start difference. First operand 215 states and 330 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:09:09,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:09,603 INFO L93 Difference]: Finished difference Result 382 states and 573 transitions. [2023-11-29 06:09:09,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 06:09:09,604 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 167 [2023-11-29 06:09:09,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:09,607 INFO L225 Difference]: With dead ends: 382 [2023-11-29 06:09:09,608 INFO L226 Difference]: Without dead ends: 239 [2023-11-29 06:09:09,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 325 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 06:09:09,610 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 122 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:09,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 209 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:09:09,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-29 06:09:09,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 227. [2023-11-29 06:09:09,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 142 states have (on average 1.2746478873239437) internal successors, (181), 142 states have internal predecessors, (181), 78 states have call successors, (78), 6 states have call predecessors, (78), 6 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-29 06:09:09,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 337 transitions. [2023-11-29 06:09:09,646 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 337 transitions. Word has length 167 [2023-11-29 06:09:09,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:09,646 INFO L495 AbstractCegarLoop]: Abstraction has 227 states and 337 transitions. [2023-11-29 06:09:09,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:09:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 337 transitions. [2023-11-29 06:09:09,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-29 06:09:09,649 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:09,650 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:09,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 06:09:09,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:09,851 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:09,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:09,851 INFO L85 PathProgramCache]: Analyzing trace with hash 362229905, now seen corresponding path program 1 times [2023-11-29 06:09:09,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:09:09,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549102996] [2023-11-29 06:09:09,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:09,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:09:09,897 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:09:09,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1582565821] [2023-11-29 06:09:09,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:09,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:09,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:09,899 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:09:09,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 06:09:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:09:10,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:09:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:09:10,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:09:10,442 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:09:10,443 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:09:10,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-29 06:09:10,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:09:10,648 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 06:09:10,652 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:09:10,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:09:10,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:09:10 BoogieIcfgContainer [2023-11-29 06:09:10,784 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:09:10,785 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:09:10,785 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:09:10,785 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:09:10,786 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:09:05" (3/4) ... [2023-11-29 06:09:10,788 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:09:10,789 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:09:10,790 INFO L158 Benchmark]: Toolchain (without parser) took 6877.85ms. Allocated memory was 153.1MB in the beginning and 243.3MB in the end (delta: 90.2MB). Free memory was 114.0MB in the beginning and 161.2MB in the end (delta: -47.1MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,790 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 153.1MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:09:10,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.44ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 97.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.27ms. Allocated memory is still 153.1MB. Free memory was 97.3MB in the beginning and 90.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,791 INFO L158 Benchmark]: Boogie Preprocessor took 84.18ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 77.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,792 INFO L158 Benchmark]: RCFGBuilder took 677.40ms. Allocated memory was 153.1MB in the beginning and 201.3MB in the end (delta: 48.2MB). Free memory was 77.6MB in the beginning and 135.7MB in the end (delta: -58.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,792 INFO L158 Benchmark]: TraceAbstraction took 5700.11ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 134.8MB in the beginning and 161.2MB in the end (delta: -26.4MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-11-29 06:09:10,793 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 243.3MB. Free memory is still 161.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:09:10,795 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 153.1MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.44ms. Allocated memory is still 153.1MB. Free memory was 113.7MB in the beginning and 97.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.27ms. Allocated memory is still 153.1MB. Free memory was 97.3MB in the beginning and 90.2MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.18ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 77.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 677.40ms. Allocated memory was 153.1MB in the beginning and 201.3MB in the end (delta: 48.2MB). Free memory was 77.6MB in the beginning and 135.7MB in the end (delta: -58.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5700.11ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 134.8MB in the beginning and 161.2MB in the end (delta: -26.4MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 243.3MB. Free memory is still 161.2MB. 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 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 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someUnaryFLOAToperation at line 95, overapproximation of someBinaryArithmeticFLOAToperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed short int var_1_6 = -16; [L26] unsigned short int var_1_7 = 56838; [L27] unsigned short int var_1_8 = 24612; [L28] signed short int var_1_9 = 20013; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 0; [L32] signed short int var_1_14 = 50; [L33] unsigned char var_1_15 = 0; [L34] signed short int var_1_19 = 100; [L35] double var_1_21 = 3.5; [L36] signed short int var_1_23 = -128; [L37] float var_1_24 = 10.2; [L38] float var_1_25 = 8.6; [L39] float var_1_26 = 32.7; [L40] float var_1_27 = 16.25; [L41] float var_1_28 = 8.875; [L42] unsigned short int var_1_29 = 256; [L43] double var_1_30 = 2.75; [L44] unsigned char var_1_32 = 8; [L45] float var_1_35 = 1.15; [L46] float var_1_38 = 1000000.4; [L47] float var_1_39 = 32.25; [L48] signed char var_1_42 = -25; [L49] signed char var_1_46 = -1; [L50] unsigned char var_1_47 = 0; [L51] unsigned char var_1_49 = 1; [L52] unsigned char var_1_50 = 1; [L53] unsigned char last_1_var_1_15 = 0; [L177] isInitial = 1 [L178] FCALL initially() [L179] COND TRUE 1 [L180] CALL updateLastVariables() [L170] last_1_var_1_15 = var_1_15 [L180] RET updateLastVariables() [L181] CALL updateVariables() [L127] var_1_2 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L128] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L129] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L129] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L130] var_1_3 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L131] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L132] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L132] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L133] var_1_7 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L134] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L135] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L135] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=24612, var_1_9=20013] [L136] var_1_8 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L137] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L138] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L138] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=20013] [L139] var_1_9 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L140] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L141] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L141] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L143] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L144] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L144] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L146] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L147] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L147] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L148] var_1_21 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L149] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L150] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L150] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L151] var_1_23 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L152] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L153] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L153] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L154] var_1_25 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L155] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L156] var_1_26 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L157] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L158] var_1_27 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L159] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L160] var_1_28 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L161] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L162] var_1_46 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_46 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L163] RET assume_abort_if_not(var_1_46 >= -63) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L164] CALL assume_abort_if_not(var_1_46 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L164] RET assume_abort_if_not(var_1_46 <= 63) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L165] var_1_49 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_49 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L166] RET assume_abort_if_not(var_1_49 >= 1) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L167] CALL assume_abort_if_not(var_1_49 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L167] RET assume_abort_if_not(var_1_49 <= 1) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=255, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L181] RET updateVariables() [L182] CALL step() [L57] var_1_30 = ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) [L58] var_1_32 = (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_3) [L59] var_1_35 = ((((var_1_27) > (((((8.9f) > ((var_1_27 - var_1_27))) ? (8.9f) : ((var_1_27 - var_1_27)))))) ? (var_1_27) : (((((8.9f) > ((var_1_27 - var_1_27))) ? (8.9f) : ((var_1_27 - var_1_27))))))) [L60] var_1_38 = ((((50.8f) < 0 ) ? -(50.8f) : (50.8f))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L61] COND TRUE (~ var_1_3) < (var_1_3 * var_1_2) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L62] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L65] EXPR var_1_3 | var_1_2 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L65] COND TRUE (var_1_3 | var_1_2) >= var_1_3 [L66] var_1_39 = var_1_27 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L72] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L79] COND TRUE var_1_28 >= ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) [L80] var_1_47 = var_1_13 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L88] var_1_50 = var_1_13 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L89] COND FALSE !(\read(last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L92] COND FALSE !(\read(var_1_10)) [L95] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L97] COND TRUE (- var_1_24) == (var_1_24 + var_1_24) [L98] var_1_15 = var_1_12 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L100] COND FALSE !(var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) [L107] var_1_19 = var_1_2 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=256, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L109] COND TRUE var_1_24 != var_1_24 [L110] var_1_29 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L112] signed long int stepLocal_1 = var_1_7 - (var_1_8 - var_1_2); VAL [isInitial=1, last_1_var_1_15=0, stepLocal_1=49407, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L113] COND TRUE stepLocal_1 >= var_1_29 [L114] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) VAL [isInitial=1, last_1_var_1_15=0, stepLocal_1=49407, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L116] COND FALSE !(\read(var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, stepLocal_1=49407, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L119] signed long int stepLocal_0 = var_1_2 - var_1_3; VAL [isInitial=1, last_1_var_1_15=0, stepLocal_0=255, stepLocal_1=49407, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=-64, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L120] COND TRUE stepLocal_0 <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6))) [L121] var_1_1 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, last_1_var_1_15=0, stepLocal_0=255, stepLocal_1=49407, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=255, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L182] RET step() [L183] CALL, EXPR property() [L173-L174] return (((((((((var_1_2 - var_1_3) <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_29) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (last_1_var_1_15 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_15 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_24) == (var_1_24 + var_1_24)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) ? (var_1_10 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_10 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_24 != var_1_24) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; [L183] RET, EXPR property() [L183] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=255, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=255, var_1_1=255, var_1_23=-16383, var_1_24=5, var_1_27=3, var_1_28=0, var_1_29=255, var_1_2=255, var_1_30=2, var_1_32=0, var_1_35=3, var_1_38=4, var_1_39=3, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-16128, var_1_7=65535, var_1_8=16383, var_1_9=16383] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 6, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 350 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 1193 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 542 mSDsCounter, 142 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 232 IncrementalHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 142 mSolverCounterUnsat, 651 mSDtfsCounter, 232 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 917 GetRequests, 896 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=5, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 28 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 997 NumberOfCodeBlocks, 997 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 991 ConstructedInterpolants, 0 QuantifiedInterpolants, 2474 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1611 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 7716/7800 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 06:09:10,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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_8ab451b4-2492-42f7-a870-2bdf837462b0/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 21bbc66d7f55647a0fe486f04527098d4843a40e4e1ddd0434f409501d0851bd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:09:12,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:09:12,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 06:09:12,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:09:12,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:09:12,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:09:12,979 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:09:12,979 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:09:12,980 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:09:12,981 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:09:12,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:09:12,982 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:09:12,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:09:12,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:09:12,984 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:09:12,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:09:12,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:09:12,986 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:09:12,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:09:12,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:09:12,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:09:12,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:09:12,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:09:12,989 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:09:12,990 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:09:12,990 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:09:12,991 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:09:12,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:09:12,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:09:12,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:09:12,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:09:12,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:09:12,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:09:12,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:09:12,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:09:12,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:09:12,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:09:12,995 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:09:12,995 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:09:12,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:09:12,996 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:09:12,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:09:12,996 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:09:12,996 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:09:12,997 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:09:12,997 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_8ab451b4-2492-42f7-a870-2bdf837462b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21bbc66d7f55647a0fe486f04527098d4843a40e4e1ddd0434f409501d0851bd [2023-11-29 06:09:13,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:09:13,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:09:13,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:09:13,361 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:09:13,361 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:09:13,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:16,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:09:16,663 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:09:16,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:16,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/d65e4517c/4ee0fae05a684fd28b97f0e342b89164/FLAG2103b644f [2023-11-29 06:09:16,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/data/d65e4517c/4ee0fae05a684fd28b97f0e342b89164 [2023-11-29 06:09:16,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:09:16,699 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:09:16,701 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:09:16,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:09:16,708 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:09:16,709 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:09:16" (1/1) ... [2023-11-29 06:09:16,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@138cdd58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:16, skipping insertion in model container [2023-11-29 06:09:16,710 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:09:16" (1/1) ... [2023-11-29 06:09:16,754 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:09:16,969 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_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i[919,932] [2023-11-29 06:09:17,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:09:17,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:09:17,086 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_8ab451b4-2492-42f7-a870-2bdf837462b0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i[919,932] [2023-11-29 06:09:17,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:09:17,151 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:09:17,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17 WrapperNode [2023-11-29 06:09:17,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:09:17,152 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:09:17,153 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:09:17,153 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:09:17,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,212 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2023-11-29 06:09:17,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:09:17,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:09:17,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:09:17,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:09:17,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,234 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,251 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 06:09:17,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:09:17,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:09:17,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:09:17,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:09:17,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (1/1) ... [2023-11-29 06:09:17,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:09:17,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:09:17,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:09:17,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:09:17,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:09:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:09:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:09:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:09:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:09:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:09:17,461 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:09:17,463 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:09:32,017 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:09:32,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:09:32,074 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:09:32,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:09:32 BoogieIcfgContainer [2023-11-29 06:09:32,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:09:32,078 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:09:32,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:09:32,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:09:32,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:09:16" (1/3) ... [2023-11-29 06:09:32,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b474460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:09:32, skipping insertion in model container [2023-11-29 06:09:32,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:09:17" (2/3) ... [2023-11-29 06:09:32,083 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b474460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:09:32, skipping insertion in model container [2023-11-29 06:09:32,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:09:32" (3/3) ... [2023-11-29 06:09:32,085 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-19.i [2023-11-29 06:09:32,102 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:09:32,102 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:09:32,152 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:09:32,158 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;@29078706, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:09:32,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:09:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 44 states have (on average 1.4772727272727273) internal successors, (65), 45 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 06:09:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-29 06:09:32,179 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:32,180 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:32,180 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:32,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:32,186 INFO L85 PathProgramCache]: Analyzing trace with hash -43518802, now seen corresponding path program 1 times [2023-11-29 06:09:32,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:09:32,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137818958] [2023-11-29 06:09:32,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:32,201 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 06:09:32,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:09:32,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:32,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:33,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:09:33,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:33,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-11-29 06:09:33,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:09:33,602 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:09:33,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2137818958] [2023-11-29 06:09:33,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2137818958] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:33,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:33,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:09:33,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955105202] [2023-11-29 06:09:33,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:33,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:09:33,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:09:33,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:09:33,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:09:33,648 INFO L87 Difference]: Start difference. First operand has 73 states, 44 states have (on average 1.4772727272727273) internal successors, (65), 45 states have internal predecessors, (65), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 06:09:39,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.76s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:09:39,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:39,474 INFO L93 Difference]: Finished difference Result 143 states and 258 transitions. [2023-11-29 06:09:39,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:09:39,928 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2023-11-29 06:09:39,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:39,935 INFO L225 Difference]: With dead ends: 143 [2023-11-29 06:09:39,935 INFO L226 Difference]: Without dead ends: 71 [2023-11-29 06:09:39,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 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 06:09:39,942 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:39,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2023-11-29 06:09:39,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-29 06:09:39,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-29 06:09:39,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 states have internal predecessors, (58), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 06:09:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 110 transitions. [2023-11-29 06:09:39,990 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 110 transitions. Word has length 164 [2023-11-29 06:09:39,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:39,991 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 110 transitions. [2023-11-29 06:09:39,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-29 06:09:39,991 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2023-11-29 06:09:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-29 06:09:39,995 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:39,995 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:40,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:40,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:40,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:40,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:40,197 INFO L85 PathProgramCache]: Analyzing trace with hash 818182430, now seen corresponding path program 1 times [2023-11-29 06:09:40,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:09:40,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1435537166] [2023-11-29 06:09:40,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:40,199 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 06:09:40,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:09:40,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:40,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:09:41,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:09:41,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:09:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:09:44,226 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:09:44,227 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:09:44,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1435537166] [2023-11-29 06:09:44,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1435537166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:09:44,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:09:44,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:09:44,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783007088] [2023-11-29 06:09:44,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:09:44,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:09:44,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:09:44,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:09:44,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:09:44,232 INFO L87 Difference]: Start difference. First operand 71 states and 110 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:50,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:09:54,303 WARN L539 Checker$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 06:09:58,318 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 06:09:58,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:09:58,872 INFO L93 Difference]: Finished difference Result 209 states and 325 transitions. [2023-11-29 06:09:58,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:09:58,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 165 [2023-11-29 06:09:58,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:09:58,877 INFO L225 Difference]: With dead ends: 209 [2023-11-29 06:09:58,878 INFO L226 Difference]: Without dead ends: 139 [2023-11-29 06:09:58,879 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 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 06:09:58,880 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 28 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:09:58,881 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 220 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 12 Invalid, 3 Unknown, 0 Unchecked, 14.6s Time] [2023-11-29 06:09:58,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2023-11-29 06:09:58,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 137. [2023-11-29 06:09:58,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 82 states have (on average 1.3048780487804879) internal successors, (107), 82 states have internal predecessors, (107), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-29 06:09:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 211 transitions. [2023-11-29 06:09:58,907 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 211 transitions. Word has length 165 [2023-11-29 06:09:58,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:09:58,907 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 211 transitions. [2023-11-29 06:09:58,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:09:58,908 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 211 transitions. [2023-11-29 06:09:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 06:09:58,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:09:58,911 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:09:58,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:59,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:59,112 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:09:59,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:09:59,113 INFO L85 PathProgramCache]: Analyzing trace with hash 954959308, now seen corresponding path program 1 times [2023-11-29 06:09:59,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:09:59,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [720220157] [2023-11-29 06:09:59,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:09:59,114 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 06:09:59,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:09:59,116 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:09:59,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:10:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:10:00,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:10:00,395 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:10:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:10:03,224 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:10:03,224 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:10:03,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [720220157] [2023-11-29 06:10:03,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [720220157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:10:03,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:10:03,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:10:03,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143577746] [2023-11-29 06:10:03,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:10:03,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:10:03,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:10:03,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:10:03,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:10:03,229 INFO L87 Difference]: Start difference. First operand 137 states and 211 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:10:09,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:10:13,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:10:17,339 WARN L539 Checker$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 06:10:23,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.70s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:10:27,608 WARN L539 Checker$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 06:10:31,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:10:35,644 WARN L539 Checker$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 06:10:39,671 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 06:10:39,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:10:39,683 INFO L93 Difference]: Finished difference Result 452 states and 692 transitions. [2023-11-29 06:10:40,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:10:40,144 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2023-11-29 06:10:40,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:10:40,151 INFO L225 Difference]: With dead ends: 452 [2023-11-29 06:10:40,151 INFO L226 Difference]: Without dead ends: 316 [2023-11-29 06:10:40,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:10:40,155 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 96 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 57 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:10:40,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 349 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 9 Invalid, 8 Unknown, 0 Unchecked, 36.3s Time] [2023-11-29 06:10:40,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2023-11-29 06:10:40,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 271. [2023-11-29 06:10:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 162 states have (on average 1.2839506172839505) internal successors, (208), 162 states have internal predecessors, (208), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2023-11-29 06:10:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 416 transitions. [2023-11-29 06:10:40,225 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 416 transitions. Word has length 166 [2023-11-29 06:10:40,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:10:40,226 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 416 transitions. [2023-11-29 06:10:40,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:10:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 416 transitions. [2023-11-29 06:10:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 06:10:40,231 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:10:40,231 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:10:40,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:10:40,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:10:40,437 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:10:40,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:10:40,438 INFO L85 PathProgramCache]: Analyzing trace with hash 626318732, now seen corresponding path program 1 times [2023-11-29 06:10:40,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:10:40,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816183777] [2023-11-29 06:10:40,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:10:40,439 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 06:10:40,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:10:40,440 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:10:40,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:10:41,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:10:41,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:10:41,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:10:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-29 06:10:41,995 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:10:41,995 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:10:41,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816183777] [2023-11-29 06:10:41,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816183777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:10:41,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:10:41,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:10:41,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679431823] [2023-11-29 06:10:41,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:10:41,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:10:41,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:10:41,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:10:41,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:10:41,998 INFO L87 Difference]: Start difference. First operand 271 states and 416 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:10:45,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:10:48,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:10:54,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:11:00,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:11:07,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:11:11,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:11:15,132 WARN L539 Checker$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 [0] [2023-11-29 06:11:15,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:15,961 INFO L93 Difference]: Finished difference Result 793 states and 1216 transitions. [2023-11-29 06:11:15,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:11:15,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 166 [2023-11-29 06:11:15,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:15,975 INFO L225 Difference]: With dead ends: 793 [2023-11-29 06:11:15,975 INFO L226 Difference]: Without dead ends: 523 [2023-11-29 06:11:15,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 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 06:11:15,978 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 100 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:15,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 285 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 5 Unknown, 0 Unchecked, 33.9s Time] [2023-11-29 06:11:15,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2023-11-29 06:11:16,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 275. [2023-11-29 06:11:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 166 states have (on average 1.2771084337349397) internal successors, (212), 166 states have internal predecessors, (212), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2023-11-29 06:11:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 420 transitions. [2023-11-29 06:11:16,040 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 420 transitions. Word has length 166 [2023-11-29 06:11:16,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:16,041 INFO L495 AbstractCegarLoop]: Abstraction has 275 states and 420 transitions. [2023-11-29 06:11:16,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-29 06:11:16,042 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 420 transitions. [2023-11-29 06:11:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 06:11:16,045 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:16,046 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:16,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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)] Forceful destruction successful, exit code 0 [2023-11-29 06:11:16,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:16,250 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:16,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:16,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1306377102, now seen corresponding path program 1 times [2023-11-29 06:11:16,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:11:16,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1997488077] [2023-11-29 06:11:16,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:16,252 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 06:11:16,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:11:16,253 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:16,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:17,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 06:11:17,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:11:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 663 proven. 42 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2023-11-29 06:11:19,593 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:11:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-11-29 06:11:21,147 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:11:21,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1997488077] [2023-11-29 06:11:21,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1997488077] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:11:21,148 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:11:21,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-29 06:11:21,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849480321] [2023-11-29 06:11:21,148 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:11:21,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 06:11:21,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:11:21,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 06:11:21,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:11:21,151 INFO L87 Difference]: Start difference. First operand 275 states and 420 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:11:29,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.74s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:11:33,334 WARN L539 Checker$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 06:11:37,348 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 06:11:37,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:11:37,355 INFO L93 Difference]: Finished difference Result 357 states and 535 transitions. [2023-11-29 06:11:37,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 06:11:37,853 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 166 [2023-11-29 06:11:37,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:11:37,855 INFO L225 Difference]: With dead ends: 357 [2023-11-29 06:11:37,855 INFO L226 Difference]: Without dead ends: 83 [2023-11-29 06:11:37,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 324 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-29 06:11:37,857 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 112 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 93 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:11:37,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 155 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 148 Invalid, 3 Unknown, 0 Unchecked, 15.5s Time] [2023-11-29 06:11:37,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-29 06:11:37,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 76. [2023-11-29 06:11:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-29 06:11:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2023-11-29 06:11:37,875 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 166 [2023-11-29 06:11:37,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:11:37,876 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2023-11-29 06:11:37,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:11:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2023-11-29 06:11:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-29 06:11:37,879 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:11:37,879 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:11:37,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:38,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:38,080 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:11:38,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:11:38,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1363635404, now seen corresponding path program 1 times [2023-11-29 06:11:38,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:11:38,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137251586] [2023-11-29 06:11:38,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:11:38,082 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 06:11:38,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:11:38,084 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:38,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ab451b4-2492-42f7-a870-2bdf837462b0/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 06:11:39,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:11:39,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-29 06:11:39,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:12:06,206 WARN L293 SmtUtils]: Spent 5.59s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 06:12:14,289 WARN L293 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:12:20,618 WARN L293 SmtUtils]: Spent 6.33s 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 06:12:35,127 WARN L293 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:12:43,995 WARN L293 SmtUtils]: Spent 8.87s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:13:56,759 WARN L293 SmtUtils]: Spent 6.11s on a formula simplification. DAG size of input: 47 DAG size of output: 42 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)