./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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_36e52734-0f24-4a80-bc80-1ce5ee430685/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 fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:55:59,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:55:59,639 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-28 23:55:59,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:55:59,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:55:59,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:55:59,669 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:55:59,670 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:55:59,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:55:59,671 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:55:59,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:55:59,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:55:59,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:55:59,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:55:59,674 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:55:59,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:55:59,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:55:59,675 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:55:59,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:55:59,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:55:59,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:55:59,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:55:59,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:55:59,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:55:59,682 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:55:59,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:55:59,682 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:55:59,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:55:59,683 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:55:59,683 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:55:59,684 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:55:59,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:55:59,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:55:59,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:55:59,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:55:59,685 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:55:59,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:55:59,685 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:55:59,686 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:55:59,686 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:55:59,686 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:55:59,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:55:59,686 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_36e52734-0f24-4a80-bc80-1ce5ee430685/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 [2023-11-28 23:55:59,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:55:59,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:55:59,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:55:59,925 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:55:59,925 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:55:59,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:02,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:56:02,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:56:02,882 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:02,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/35f894781/9d23eb1787b74448b99b23bee9cff5c7/FLAG4b61654b5 [2023-11-28 23:56:02,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/35f894781/9d23eb1787b74448b99b23bee9cff5c7 [2023-11-28 23:56:02,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:56:02,911 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:56:02,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:56:02,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:56:02,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:56:02,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:56:02" (1/1) ... [2023-11-28 23:56:02,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db39f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:02, skipping insertion in model container [2023-11-28 23:56:02,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:56:02" (1/1) ... [2023-11-28 23:56:02,957 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:56:03,092 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_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-28 23:56:03,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:56:03,164 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:56:03,174 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_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-28 23:56:03,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:56:03,228 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:56:03,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03 WrapperNode [2023-11-28 23:56:03,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:56:03,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:56:03,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:56:03,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:56:03,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,283 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-28 23:56:03,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:56:03,284 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:56:03,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:56:03,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:56:03,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,301 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,318 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]. [2023-11-28 23:56:03,318 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,336 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:56:03,344 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:56:03,344 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:56:03,344 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:56:03,345 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (1/1) ... [2023-11-28 23:56:03,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:56:03,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:03,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:56:03,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:56:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:56:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:56:03,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:56:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:56:03,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:56:03,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:56:03,508 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:56:03,510 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:56:03,835 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:56:03,879 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:56:03,879 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:56:03,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:56:03 BoogieIcfgContainer [2023-11-28 23:56:03,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:56:03,882 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:56:03,882 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:56:03,885 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:56:03,885 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:56:02" (1/3) ... [2023-11-28 23:56:03,886 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490e9608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:56:03, skipping insertion in model container [2023-11-28 23:56:03,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:03" (2/3) ... [2023-11-28 23:56:03,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@490e9608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:56:03, skipping insertion in model container [2023-11-28 23:56:03,900 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:56:03" (3/3) ... [2023-11-28 23:56:03,902 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:03,916 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:56:03,917 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:56:03,960 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:56:03,966 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;@49d6e81c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:56:03,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:56:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:03,987 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:03,988 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:03,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:03,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:03,993 INFO L85 PathProgramCache]: Analyzing trace with hash -2093642276, now seen corresponding path program 1 times [2023-11-28 23:56:03,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:56:04,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978547575] [2023-11-28 23:56:04,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:04,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:56:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:04,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:56:04,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978547575] [2023-11-28 23:56:04,204 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-28 23:56:04,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735716191] [2023-11-28 23:56:04,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:04,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:04,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:04,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:56:04,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-28 23:56:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:04,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 23:56:04,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2023-11-28 23:56:04,463 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:56:04,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735716191] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:56:04,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:56:04,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:56:04,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545049606] [2023-11-28 23:56:04,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:56:04,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:56:04,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:56:04,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:56:04,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:56:04,500 INFO L87 Difference]: Start difference. First operand has 83 states, 47 states have (on average 1.4893617021276595) internal successors, (70), 48 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-28 23:56:04,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:04,543 INFO L93 Difference]: Finished difference Result 163 states and 303 transitions. [2023-11-28 23:56:04,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:56:04,545 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-28 23:56:04,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:04,553 INFO L225 Difference]: With dead ends: 163 [2023-11-28 23:56:04,553 INFO L226 Difference]: Without dead ends: 81 [2023-11-28 23:56:04,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:56:04,561 INFO L413 NwaCegarLoop]: 127 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, 127 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 [2023-11-28 23:56:04,562 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:56:04,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-28 23:56:04,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-28 23:56:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:04,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 130 transitions. [2023-11-28 23:56:04,607 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 130 transitions. Word has length 200 [2023-11-28 23:56:04,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:04,607 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 130 transitions. [2023-11-28 23:56:04,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-28 23:56:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2023-11-28 23:56:04,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:04,613 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:04,613 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:04,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-28 23:56:04,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:04,814 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:04,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:04,815 INFO L85 PathProgramCache]: Analyzing trace with hash -235453226, now seen corresponding path program 1 times [2023-11-28 23:56:04,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:56:04,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111854387] [2023-11-28 23:56:04,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:04,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:56:04,883 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:56:04,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2084057140] [2023-11-28 23:56:04,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:04,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:04,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:04,885 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:56:04,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-28 23:56:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:05,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-28 23:56:05,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:05,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-28 23:56:05,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:56:05,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-28 23:56:05,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:56:05,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111854387] [2023-11-28 23:56:05,464 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 23:56:05,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084057140] [2023-11-28 23:56:05,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084057140] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:56:05,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 23:56:05,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-28 23:56:05,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448011063] [2023-11-28 23:56:05,466 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 23:56:05,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:56:05,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:56:05,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:56:05,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:56:05,469 INFO L87 Difference]: Start difference. First operand 81 states and 130 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:05,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:05,877 INFO L93 Difference]: Finished difference Result 167 states and 264 transitions. [2023-11-28 23:56:05,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 23:56:05,878 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 200 [2023-11-28 23:56:05,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:05,881 INFO L225 Difference]: With dead ends: 167 [2023-11-28 23:56:05,881 INFO L226 Difference]: Without dead ends: 87 [2023-11-28 23:56:05,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 391 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:56:05,884 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 122 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-28 23:56:05,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 192 Invalid, 315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-28 23:56:05,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-28 23:56:05,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2023-11-28 23:56:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 131 transitions. [2023-11-28 23:56:05,906 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 131 transitions. Word has length 200 [2023-11-28 23:56:05,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:05,907 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 131 transitions. [2023-11-28 23:56:05,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:05,907 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2023-11-28 23:56:05,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:05,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:05,912 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:05,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-28 23:56:06,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:06,118 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:06,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:06,119 INFO L85 PathProgramCache]: Analyzing trace with hash -628480236, now seen corresponding path program 1 times [2023-11-28 23:56:06,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:56:06,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740239280] [2023-11-28 23:56:06,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:06,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:56:06,191 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:56:06,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1370831730] [2023-11-28 23:56:06,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:06,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:06,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:06,194 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:56:06,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-28 23:56:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:06,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-28 23:56:06,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:06,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-28 23:56:06,454 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:56:06,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:56:06,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740239280] [2023-11-28 23:56:06,454 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-28 23:56:06,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370831730] [2023-11-28 23:56:06,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370831730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:56:06,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:56:06,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:56:06,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522401690] [2023-11-28 23:56:06,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:56:06,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:56:06,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:56:06,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:56:06,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:56:06,458 INFO L87 Difference]: Start difference. First operand 85 states and 131 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-28 23:56:06,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:06,609 INFO L93 Difference]: Finished difference Result 248 states and 377 transitions. [2023-11-28 23:56:06,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-28 23:56:06,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-28 23:56:06,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:06,614 INFO L225 Difference]: With dead ends: 248 [2023-11-28 23:56:06,614 INFO L226 Difference]: Without dead ends: 164 [2023-11-28 23:56:06,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:56:06,616 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 168 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:56:06,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 384 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:56:06,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-28 23:56:06,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 89. [2023-11-28 23:56:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 132 transitions. [2023-11-28 23:56:06,646 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 132 transitions. Word has length 200 [2023-11-28 23:56:06,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:06,647 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 132 transitions. [2023-11-28 23:56:06,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-28 23:56:06,647 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2023-11-28 23:56:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:06,654 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:06,654 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:06,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-28 23:56:06,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-28 23:56:06,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:06,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:06,855 INFO L85 PathProgramCache]: Analyzing trace with hash -571162352, now seen corresponding path program 1 times [2023-11-28 23:56:06,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:56:06,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940669339] [2023-11-28 23:56:06,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:06,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:56:06,895 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-28 23:56:06,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1098522798] [2023-11-28 23:56:06,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:06,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:06,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:06,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 23:56:06,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-28 23:56:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:56:07,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:56:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:56:07,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:56:07,359 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:56:07,361 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-28 23:56:07,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-28 23:56:07,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 23:56:07,566 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-28 23:56:07,569 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:56:07,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:56:07 BoogieIcfgContainer [2023-11-28 23:56:07,700 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:56:07,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:56:07,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:56:07,701 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:56:07,701 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:56:03" (3/4) ... [2023-11-28 23:56:07,703 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 23:56:07,703 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:56:07,704 INFO L158 Benchmark]: Toolchain (without parser) took 4793.34ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 140.5MB in the beginning and 152.5MB in the end (delta: -12.0MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,704 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:56:07,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.04ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 125.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.93ms. Allocated memory is still 174.1MB. Free memory was 125.4MB in the beginning and 122.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:56:07,705 INFO L158 Benchmark]: Boogie Preprocessor took 58.55ms. Allocated memory is still 174.1MB. Free memory was 122.5MB in the beginning and 118.7MB in the end (delta: 3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,705 INFO L158 Benchmark]: RCFGBuilder took 536.15ms. Allocated memory is still 174.1MB. Free memory was 118.7MB in the beginning and 94.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,706 INFO L158 Benchmark]: TraceAbstraction took 3817.67ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 93.2MB in the beginning and 153.6MB in the end (delta: -60.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,706 INFO L158 Benchmark]: Witness Printer took 3.03ms. Allocated memory is still 209.7MB. Free memory was 153.6MB in the beginning and 152.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 23:56:07,708 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.04ms. Allocated memory is still 174.1MB. Free memory was 140.1MB in the beginning and 125.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.93ms. Allocated memory is still 174.1MB. Free memory was 125.4MB in the beginning and 122.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.55ms. Allocated memory is still 174.1MB. Free memory was 122.5MB in the beginning and 118.7MB in the end (delta: 3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 536.15ms. Allocated memory is still 174.1MB. Free memory was 118.7MB in the beginning and 94.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3817.67ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 93.2MB in the beginning and 153.6MB in the end (delta: -60.4MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * Witness Printer took 3.03ms. Allocated memory is still 209.7MB. Free memory was 153.6MB in the beginning and 152.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 184, overapproximation of someBinaryArithmeticDOUBLEoperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] double var_1_39 = 2.45; [L50] unsigned short int var_1_41 = 200; [L51] signed char var_1_45 = 10; [L52] signed short int var_1_47 = 4; [L53] unsigned char var_1_49 = 1; [L54] unsigned char var_1_53 = 1; [L55] unsigned char var_1_54 = 200; [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] FCALL updateLastVariables() [L192] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L130] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L131] var_1_7 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L132] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L134] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L135] var_1_10 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L136] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L137] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L138] var_1_11 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L140] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L142] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L143] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L143] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L144] var_1_13 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L146] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L146] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L147] var_1_14 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L149] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L149] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L151] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L152] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L152] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L154] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L155] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L155] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L159] var_1_22 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L160] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L161] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L161] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L162] var_1_24 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L163] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L164] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L164] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L166] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L167] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L167] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L170] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L170] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L172] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L174] var_1_30 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L175] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L176] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L176] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L177] var_1_54 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_54 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L178] RET assume_abort_if_not(var_1_54 >= 127) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L179] CALL assume_abort_if_not(var_1_54 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L179] RET assume_abort_if_not(var_1_54 <= 254) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L192] RET updateVariables() [L193] CALL step() [L59] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L60] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=4] [L61] COND FALSE !(var_1_1 > var_1_1) [L68] var_1_32 = ((((32) < 0 ) ? -(32) : (32))) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=4] [L70] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L71] var_1_45 = var_1_19 [L72] var_1_31 = var_1_26 VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=200, var_1_45=0, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=4] [L73] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L80] var_1_1 = var_1_7 VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=200, var_1_45=0, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L82] COND TRUE var_1_13 < 4 [L83] var_1_39 = (var_1_8 + 9.625) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=200, var_1_45=0, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L85] COND FALSE !(var_1_1 >= 127.5f) [L92] var_1_41 = var_1_19 VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L94] COND FALSE !(\read(var_1_31)) [L97] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L99] COND TRUE var_1_1 < (((((var_1_7 / 15.175f)) > ((- var_1_8))) ? ((var_1_7 / 15.175f)) : ((- var_1_8)))) [L100] var_1_49 = (! var_1_25) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=0, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L106] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L113] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=0, var_1_53=1, var_1_54=127, var_1_7=2, var_1_9=4] [L115] COND TRUE var_1_8 <= var_1_7 [L116] var_1_53 = (var_1_54 - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] [L118] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=4, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] [L121] COND TRUE \read(var_1_24) [L122] var_1_47 = (var_1_18 + ((((var_1_12) > (var_1_19)) ? (var_1_12) : (var_1_19)))) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=2, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] [L124] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=2, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=2, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32762, var_1_12=1, var_1_13=3, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-2, var_1_28=32766, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_41=0, var_1_45=0, var_1_47=2, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 292 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 290 mSDsluCounter, 703 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 266 mSDsCounter, 168 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 218 IncrementalHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 168 mSolverCounterUnsat, 437 mSDtfsCounter, 218 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 805 GetRequests, 788 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 77 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1000 NumberOfCodeBlocks, 1000 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 796 ConstructedInterpolants, 0 QuantifiedInterpolants, 1074 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1411 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 8412/8448 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 [2023-11-28 23:56:07,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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_36e52734-0f24-4a80-bc80-1ce5ee430685/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 fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:56:09,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:56:09,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-28 23:56:09,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:56:09,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:56:09,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:56:09,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:56:09,771 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:56:09,771 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:56:09,772 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:56:09,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:56:09,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:56:09,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:56:09,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:56:09,775 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:56:09,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:56:09,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:56:09,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:56:09,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:56:09,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:56:09,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:56:09,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:56:09,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:56:09,779 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 23:56:09,779 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 23:56:09,779 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 23:56:09,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:56:09,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:56:09,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:56:09,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:56:09,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:56:09,782 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:56:09,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:56:09,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:56:09,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:56:09,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:56:09,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:56:09,783 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 23:56:09,783 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 23:56:09,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:56:09,783 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:56:09,784 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:56:09,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:56:09,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:56:09,784 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 23:56:09,784 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_36e52734-0f24-4a80-bc80-1ce5ee430685/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa759b1fd7bde0fcd02810221128e9cb3946ffed1a0cf10fb7e410df3bf9ace2 [2023-11-28 23:56:10,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:56:10,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:56:10,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:56:10,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:56:10,084 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:56:10,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:12,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:56:13,094 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:56:13,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:13,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/9782c9b55/de2271a79215472ca1611889f6bd2967/FLAG9cadfac78 [2023-11-28 23:56:13,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/data/9782c9b55/de2271a79215472ca1611889f6bd2967 [2023-11-28 23:56:13,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:56:13,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:56:13,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:56:13,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:56:13,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:56:13,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2f86df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13, skipping insertion in model container [2023-11-28 23:56:13,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,177 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:56:13,329 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_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-28 23:56:13,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:56:13,411 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:56:13,424 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_36e52734-0f24-4a80-bc80-1ce5ee430685/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i[919,932] [2023-11-28 23:56:13,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:56:13,477 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:56:13,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13 WrapperNode [2023-11-28 23:56:13,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:56:13,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:56:13,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:56:13,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:56:13,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,538 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-28 23:56:13,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:56:13,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:56:13,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:56:13,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:56:13,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,557 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,572 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]. [2023-11-28 23:56:13,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:56:13,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:56:13,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:56:13,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:56:13,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (1/1) ... [2023-11-28 23:56:13,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:56:13,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:56:13,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:56:13,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:56:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:56:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 23:56:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-28 23:56:13,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-28 23:56:13,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:56:13,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:56:13,747 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:56:13,749 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:56:27,400 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:56:27,448 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:56:27,449 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:56:27,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:56:27 BoogieIcfgContainer [2023-11-28 23:56:27,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:56:27,461 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:56:27,461 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:56:27,464 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:56:27,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:56:13" (1/3) ... [2023-11-28 23:56:27,465 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b2bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:56:27, skipping insertion in model container [2023-11-28 23:56:27,465 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:56:13" (2/3) ... [2023-11-28 23:56:27,466 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55b2bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:56:27, skipping insertion in model container [2023-11-28 23:56:27,466 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:56:27" (3/3) ... [2023-11-28 23:56:27,467 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-55.i [2023-11-28 23:56:27,486 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:56:27,487 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:56:27,538 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:56:27,543 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;@d6b5b08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:56:27,544 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:56:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:27,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:27,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:27,567 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:27,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:27,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:27,573 INFO L85 PathProgramCache]: Analyzing trace with hash -110789656, now seen corresponding path program 1 times [2023-11-28 23:56:27,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:56:27,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [150620223] [2023-11-28 23:56:27,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:27,589 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 [2023-11-28 23:56:27,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:56:27,592 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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) [2023-11-28 23:56:27,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:28,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-28 23:56:28,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-11-28 23:56:28,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:56:28,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 23:56:28,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [150620223] [2023-11-28 23:56:28,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [150620223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:56:28,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:56:28,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 23:56:28,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820631764] [2023-11-28 23:56:28,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:56:28,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-28 23:56:28,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 23:56:28,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 23:56:28,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:56:28,714 INFO L87 Difference]: Start difference. First operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-28 23:56:28,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:28,842 INFO L93 Difference]: Finished difference Result 159 states and 295 transitions. [2023-11-28 23:56:28,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 23:56:28,849 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-11-28 23:56:28,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:28,855 INFO L225 Difference]: With dead ends: 159 [2023-11-28 23:56:28,855 INFO L226 Difference]: Without dead ends: 78 [2023-11-28 23:56:28,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 23:56:28,862 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:56:28,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:56:28,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-28 23:56:28,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-28 23:56:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-28 23:56:28,913 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 200 [2023-11-28 23:56:28,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:28,914 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-28 23:56:28,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-28 23:56:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-28 23:56:28,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:28,918 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:28,918 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:28,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:29,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:29,133 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:29,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:29,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1747399394, now seen corresponding path program 1 times [2023-11-28 23:56:29,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:56:29,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809231129] [2023-11-28 23:56:29,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:29,135 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 [2023-11-28 23:56:29,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:56:29,137 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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) [2023-11-28 23:56:29,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:30,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-28 23:56:30,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-28 23:56:30,633 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:56:31,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-28 23:56:31,091 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 23:56:31,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [809231129] [2023-11-28 23:56:31,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [809231129] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:56:31,092 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 23:56:31,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-28 23:56:31,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425230768] [2023-11-28 23:56:31,093 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 23:56:31,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:56:31,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 23:56:31,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:56:31,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:56:31,096 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:32,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:32,241 INFO L93 Difference]: Finished difference Result 161 states and 250 transitions. [2023-11-28 23:56:32,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 23:56:32,246 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 200 [2023-11-28 23:56:32,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:32,249 INFO L225 Difference]: With dead ends: 161 [2023-11-28 23:56:32,249 INFO L226 Difference]: Without dead ends: 84 [2023-11-28 23:56:32,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 392 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:56:32,251 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 108 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-28 23:56:32,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 169 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-28 23:56:32,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-28 23:56:32,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2023-11-28 23:56:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 46 states have internal predecessors, (58), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-11-28 23:56:32,266 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 200 [2023-11-28 23:56:32,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:32,268 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-11-28 23:56:32,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:32,268 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-11-28 23:56:32,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:32,272 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:32,273 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:32,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:32,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:32,476 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:32,476 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:32,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1354372384, now seen corresponding path program 1 times [2023-11-28 23:56:32,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:56:32,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905029637] [2023-11-28 23:56:32,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:32,478 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 [2023-11-28 23:56:32,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:56:32,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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) [2023-11-28 23:56:32,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:33,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-28 23:56:33,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:56:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-11-28 23:56:33,865 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:56:34,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-11-28 23:56:34,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 23:56:34,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905029637] [2023-11-28 23:56:34,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905029637] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 23:56:34,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-28 23:56:34,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2023-11-28 23:56:34,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376653923] [2023-11-28 23:56:34,304 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-28 23:56:34,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:56:34,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 23:56:34,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:56:34,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:56:34,307 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:36,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:56:36,371 INFO L93 Difference]: Finished difference Result 235 states and 354 transitions. [2023-11-28 23:56:36,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-28 23:56:36,372 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 200 [2023-11-28 23:56:36,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:56:36,376 INFO L225 Difference]: With dead ends: 235 [2023-11-28 23:56:36,376 INFO L226 Difference]: Without dead ends: 154 [2023-11-28 23:56:36,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 392 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2023-11-28 23:56:36,380 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 204 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-28 23:56:36,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 341 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-28 23:56:36,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-28 23:56:36,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 82. [2023-11-28 23:56:36,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 46 states have internal predecessors, (56), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-28 23:56:36,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 122 transitions. [2023-11-28 23:56:36,409 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 122 transitions. Word has length 200 [2023-11-28 23:56:36,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:56:36,410 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 122 transitions. [2023-11-28 23:56:36,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-11-28 23:56:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-28 23:56:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-28 23:56:36,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:56:36,415 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:56:36,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:36,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:36,615 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:56:36,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:56:36,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1411690268, now seen corresponding path program 1 times [2023-11-28 23:56:36,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:56:36,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [54895503] [2023-11-28 23:56:36,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:56:36,618 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 [2023-11-28 23:56:36,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:56:36,619 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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) [2023-11-28 23:56:36,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 [2023-11-28 23:56:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:56:37,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-28 23:56:37,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:57:17,261 WARN L293 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-28 23:57:34,347 WARN L293 SmtUtils]: Spent 6.03s 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) [2023-11-28 23:57:39,481 WARN L293 SmtUtils]: Spent 5.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-28 23:58:03,956 WARN L293 SmtUtils]: Spent 5.87s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-28 23:59:18,416 WARN L293 SmtUtils]: Spent 35.37s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-28 23:59:31,527 WARN L293 SmtUtils]: Spent 5.40s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-28 23:59:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-11-28 23:59:31,533 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:59:56,202 WARN L293 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:00:00,346 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (not (fp.leq c_~var_1_8~0 c_~var_1_7~0)) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))) (fp.geq (fp.neg c_~var_1_1~0) .cse0))) is different from false [2023-11-29 00:00:13,829 WARN L293 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:00:36,000 WARN L293 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:00:45,717 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (not (fp.leq c_~var_1_8~0 c_~var_1_7~0)) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))) (fp.geq (fp.neg c_~var_1_1~0) .cse0))) is different from false [2023-11-29 00:00:53,131 WARN L293 SmtUtils]: Spent 5.94s 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 00:01:06,393 WARN L293 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:01:12,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 00:01:12,890 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:01:12,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [54895503] [2023-11-29 00:01:12,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [54895503] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:01:12,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:01:12,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 16 [2023-11-29 00:01:12,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149792840] [2023-11-29 00:01:12,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:01:12,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:01:12,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:01:12,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:01:12,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=134, Unknown=2, NotChecked=50, Total=240 [2023-11-29 00:01:12,893 INFO L87 Difference]: Start difference. First operand 82 states and 122 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:01:15,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:01:18,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:01:23,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:01:24,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:01:25,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:01:25,139 INFO L93 Difference]: Finished difference Result 200 states and 288 transitions. [2023-11-29 00:01:25,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:01:25,144 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-29 00:01:25,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:01:25,146 INFO L225 Difference]: With dead ends: 200 [2023-11-29 00:01:25,146 INFO L226 Difference]: Without dead ends: 119 [2023-11-29 00:01:25,147 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 95.3s TimeCoverageRelationStatistics Valid=54, Invalid=134, Unknown=2, NotChecked=50, Total=240 [2023-11-29 00:01:25,148 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 34 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 146 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:01:25,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 520 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 43 Invalid, 0 Unknown, 146 Unchecked, 12.2s Time] [2023-11-29 00:01:25,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-29 00:01:25,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 101. [2023-11-29 00:01:25,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 63 states have (on average 1.2698412698412698) internal successors, (80), 64 states have internal predecessors, (80), 34 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 00:01:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 148 transitions. [2023-11-29 00:01:25,167 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 148 transitions. Word has length 200 [2023-11-29 00:01:25,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:01:25,168 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 148 transitions. [2023-11-29 00:01:25,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:01:25,168 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2023-11-29 00:01:25,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 00:01:25,171 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:01:25,172 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:01:25,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:01:25,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:01:25,388 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:01:25,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:01:25,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1108269666, now seen corresponding path program 1 times [2023-11-29 00:01:25,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:01:25,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167561361] [2023-11-29 00:01:25,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:01:25,390 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 00:01:25,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:01:25,391 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:01:25,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:01:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:01:26,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 00:01:26,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:02:05,716 WARN L293 SmtUtils]: Spent 5.49s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:02:22,968 WARN L293 SmtUtils]: Spent 8.59s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:02:39,293 WARN L293 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:02:45,750 WARN L293 SmtUtils]: Spent 6.46s 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 00:02:57,726 WARN L293 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:03:03,420 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (not (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (or (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))) (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_8~0))) (= c_~var_1_7~0 c_~var_1_1~0) (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (fp.geq c_~var_1_7~0 .cse2)) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-11-29 00:03:13,581 WARN L293 SmtUtils]: Spent 6.00s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:03:19,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-11-29 00:03:19,181 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:03:27,232 WARN L293 SmtUtils]: Spent 7.64s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:03:35,861 WARN L293 SmtUtils]: Spent 8.63s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:03:45,243 WARN L293 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:03:52,045 WARN L293 SmtUtils]: Spent 6.80s 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 00:04:03,852 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse2 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))) (.cse0 (fp.neg c_~var_1_8~0))) (or (fp.geq .cse0 .cse1) (not (fp.lt c_~var_1_1~0 .cse2)) (fp.leq c_~var_1_8~0 c_~var_1_7~0) (fp.geq (fp.neg c_~var_1_1~0) .cse1) (not (fp.gt .cse2 .cse0)))) is different from true [2023-11-29 00:04:14,558 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:04:23,198 WARN L293 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:04:33,673 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:04:41,121 WARN L293 SmtUtils]: Spent 7.45s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:04:57,798 WARN L293 SmtUtils]: Spent 8.65s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:06,383 WARN L293 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:11,785 WARN L293 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:15,917 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse2 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))) (.cse0 (fp.neg c_~var_1_8~0))) (or (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq .cse0 .cse1) (not (fp.lt c_~var_1_1~0 .cse2)) (fp.leq c_~var_1_8~0 c_~var_1_7~0) (fp.geq (fp.neg c_~var_1_1~0) .cse1) (not (fp.gt .cse2 .cse0)))) is different from false [2023-11-29 00:05:20,048 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse2 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))) (.cse0 (fp.neg c_~var_1_8~0))) (or (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq .cse0 .cse1) (not (fp.lt c_~var_1_1~0 .cse2)) (fp.leq c_~var_1_8~0 c_~var_1_7~0) (fp.geq (fp.neg c_~var_1_1~0) .cse1) (not (fp.gt .cse2 .cse0)))) is different from true [2023-11-29 00:05:28,625 WARN L293 SmtUtils]: Spent 8.58s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:37,252 WARN L293 SmtUtils]: Spent 8.63s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:45,588 WARN L293 SmtUtils]: Spent 6.67s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:05:54,211 WARN L293 SmtUtils]: Spent 8.62s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:06:01,368 WARN L293 SmtUtils]: Spent 7.16s 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 00:06:03,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 00:06:03,373 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:06:03,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167561361] [2023-11-29 00:06:03,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167561361] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:06:03,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:06:03,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 16 [2023-11-29 00:06:03,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766126165] [2023-11-29 00:06:03,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:06:03,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:06:03,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:06:03,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:06:03,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=116, Unknown=4, NotChecked=72, Total=240 [2023-11-29 00:06:03,375 INFO L87 Difference]: Start difference. First operand 101 states and 148 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:06:08,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:06:13,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.60s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:06:17,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:06:17,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:06:17,957 INFO L93 Difference]: Finished difference Result 235 states and 330 transitions. [2023-11-29 00:06:17,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:06:17,959 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-29 00:06:17,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:06:17,961 INFO L225 Difference]: With dead ends: 235 [2023-11-29 00:06:17,962 INFO L226 Difference]: Without dead ends: 134 [2023-11-29 00:06:17,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 22.4s TimeCoverageRelationStatistics Valid=48, Invalid=116, Unknown=4, NotChecked=72, Total=240 [2023-11-29 00:06:17,963 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 46 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 339 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:06:17,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 230 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 33 Invalid, 2 Unknown, 339 Unchecked, 14.6s Time] [2023-11-29 00:06:17,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-29 00:06:17,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 91. [2023-11-29 00:06:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 54 states have (on average 1.2407407407407407) internal successors, (67), 54 states have internal predecessors, (67), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 00:06:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 133 transitions. [2023-11-29 00:06:17,979 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 133 transitions. Word has length 200 [2023-11-29 00:06:17,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:06:17,980 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 133 transitions. [2023-11-29 00:06:17,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:06:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2023-11-29 00:06:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 00:06:17,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:06:17,983 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:06:18,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:06:18,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:06:18,184 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:06:18,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:06:18,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1669855706, now seen corresponding path program 1 times [2023-11-29 00:06:18,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:06:18,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915628000] [2023-11-29 00:06:18,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:06:18,185 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 00:06:18,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:06:18,186 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:06:18,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:06:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:06:19,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 00:06:19,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:07:05,835 WARN L293 SmtUtils]: Spent 7.00s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:07:37,055 WARN L293 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:07:42,608 WARN L293 SmtUtils]: Spent 5.55s 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 00:07:57,636 WARN L293 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:08:03,842 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (not (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (or (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))) (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_8~0))) (= c_~var_1_7~0 c_~var_1_1~0) (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (fp.geq c_~var_1_7~0 .cse2)) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-11-29 00:08:13,887 WARN L293 SmtUtils]: Spent 7.04s on a formula simplification. DAG size of input: 6 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:08:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-11-29 00:08:19,374 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:08:38,485 WARN L293 SmtUtils]: Spent 8.68s 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 00:08:52,045 WARN L293 SmtUtils]: Spent 8.64s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:09:00,015 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (not (fp.leq c_~var_1_8~0 c_~var_1_7~0)) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))) (fp.geq (fp.neg c_~var_1_1~0) .cse0))) is different from true [2023-11-29 00:09:16,493 WARN L293 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:09:27,661 WARN L293 SmtUtils]: Spent 6.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:09:38,926 WARN L293 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:09:43,090 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_1~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (not (fp.leq c_~var_1_8~0 c_~var_1_7~0)) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_7~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))) (fp.geq (fp.neg c_~var_1_1~0) .cse0))) is different from false [2023-11-29 00:09:53,018 WARN L293 SmtUtils]: Spent 5.64s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:10:01,497 WARN L293 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:10:16,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-29 00:10:16,198 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:10:16,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [915628000] [2023-11-29 00:10:16,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [915628000] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:10:16,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:10:16,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 16 [2023-11-29 00:10:16,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957328102] [2023-11-29 00:10:16,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:10:16,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 00:10:16,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:10:16,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 00:10:16,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=117, Unknown=3, NotChecked=72, Total=240 [2023-11-29 00:10:16,201 INFO L87 Difference]: Start difference. First operand 91 states and 133 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:10:19,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:10:24,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:10:24,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:10:24,684 INFO L93 Difference]: Finished difference Result 217 states and 308 transitions. [2023-11-29 00:10:24,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:10:24,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-11-29 00:10:24,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:10:24,690 INFO L225 Difference]: With dead ends: 217 [2023-11-29 00:10:24,690 INFO L226 Difference]: Without dead ends: 127 [2023-11-29 00:10:24,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 22.8s TimeCoverageRelationStatistics Valid=48, Invalid=117, Unknown=3, NotChecked=72, Total=240 [2023-11-29 00:10:24,691 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 48 mSDsluCounter, 208 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 243 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:10:24,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 322 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 243 Unchecked, 8.5s Time] [2023-11-29 00:10:24,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-29 00:10:24,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 96. [2023-11-29 00:10:24,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 59 states have (on average 1.271186440677966) internal successors, (75), 59 states have internal predecessors, (75), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 00:10:24,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 141 transitions. [2023-11-29 00:10:24,703 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 141 transitions. Word has length 200 [2023-11-29 00:10:24,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:10:24,703 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 141 transitions. [2023-11-29 00:10:24,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 6 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-29 00:10:24,704 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2023-11-29 00:10:24,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 00:10:24,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:10:24,706 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:10:24,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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)] Ended with exit code 0 [2023-11-29 00:10:24,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:10:24,906 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:10:24,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:10:24,907 INFO L85 PathProgramCache]: Analyzing trace with hash -850104228, now seen corresponding path program 1 times [2023-11-29 00:10:24,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:10:24,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1981933674] [2023-11-29 00:10:24,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:10:24,907 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 00:10:24,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:10:24,908 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 00:10:24,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e52734-0f24-4a80-bc80-1ce5ee430685/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 (8)] Waiting until timeout for monitored process [2023-11-29 00:10:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:10:25,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 00:10:25,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:11:04,795 WARN L293 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)