./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 219e0fed412f312b082d4a9e79f0ce6f5c108ed57841deed4daf41911480d135 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:53:18,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:53:18,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 17:53:18,382 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:53:18,383 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:53:18,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:53:18,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:53:18,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:53:18,423 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:53:18,423 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:53:18,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:53:18,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:53:18,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:53:18,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:53:18,428 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:53:18,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:53:18,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:53:18,429 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:53:18,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 17:53:18,429 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:53:18,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:53:18,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:53:18,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:53:18,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:53:18,435 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:53:18,436 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:53:18,436 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:53:18,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:53:18,437 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:53:18,437 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:53:18,437 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:53:18,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:53:18,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:53:18,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:53:18,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:53:18,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:53:18,441 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 17:53:18,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 17:53:18,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:53:18,442 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:53:18,442 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:53:18,442 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:53:18,443 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_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 219e0fed412f312b082d4a9e79f0ce6f5c108ed57841deed4daf41911480d135 [2024-11-08 17:53:18,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:53:18,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:53:18,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:53:18,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:53:18,751 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:53:18,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i Unable to find full path for "g++" [2024-11-08 17:53:20,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:53:20,876 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:53:20,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i [2024-11-08 17:53:20,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/ec17b8504/a1900c8703954d09b8b146e066bfcacc/FLAGe2380ab73 [2024-11-08 17:53:21,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/ec17b8504/a1900c8703954d09b8b146e066bfcacc [2024-11-08 17:53:21,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:53:21,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:53:21,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:53:21,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:53:21,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:53:21,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e925e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21, skipping insertion in model container [2024-11-08 17:53:21,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,289 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:53:21,476 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i[919,932] [2024-11-08 17:53:21,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:53:21,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:53:21,626 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i[919,932] [2024-11-08 17:53:21,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:53:21,706 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:53:21,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21 WrapperNode [2024-11-08 17:53:21,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:53:21,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:53:21,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:53:21,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:53:21,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,809 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-08 17:53:21,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:53:21,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:53:21,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:53:21,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:53:21,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,857 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:53:21,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:53:21,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:53:21,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:53:21,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:53:21,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (1/1) ... [2024-11-08 17:53:21,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:53:21,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:53:21,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:53:21,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:53:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:53:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:53:21,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:53:21,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 17:53:21,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:53:21,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:53:22,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:53:22,108 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:53:22,705 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 17:53:22,705 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:53:22,732 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:53:22,737 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:53:22,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:53:22 BoogieIcfgContainer [2024-11-08 17:53:22,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:53:22,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:53:22,743 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:53:22,747 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:53:22,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:53:21" (1/3) ... [2024-11-08 17:53:22,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a7c8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:53:22, skipping insertion in model container [2024-11-08 17:53:22,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:21" (2/3) ... [2024-11-08 17:53:22,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a7c8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:53:22, skipping insertion in model container [2024-11-08 17:53:22,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:53:22" (3/3) ... [2024-11-08 17:53:22,751 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i [2024-11-08 17:53:22,772 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:53:22,772 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:53:22,849 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:53:22,856 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@220d0824, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:53:22,856 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:53:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-08 17:53:22,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:22,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:22,877 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:22,877 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:22,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:22,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1840443885, now seen corresponding path program 1 times [2024-11-08 17:53:22,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:53:22,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872582006] [2024-11-08 17:53:22,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:22,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:53:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:53:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:53:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:53:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:53:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:53:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:53:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:53:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:53:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:53:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:53:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:53:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:53:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:53:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:53:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:53:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:53:23,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:53:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:53:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:53:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:53:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:53:23,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:53:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 17:53:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 17:53:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 17:53:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 17:53:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-08 17:53:23,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:53:23,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872582006] [2024-11-08 17:53:23,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872582006] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:53:23,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:53:23,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:53:23,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640370625] [2024-11-08 17:53:23,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:53:23,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:53:23,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:53:23,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:53:23,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:53:23,724 INFO L87 Difference]: Start difference. First operand has 92 states, 63 states have (on average 1.4444444444444444) internal successors, (91), 64 states have internal predecessors, (91), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:53:23,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:53:23,819 INFO L93 Difference]: Finished difference Result 254 states and 455 transitions. [2024-11-08 17:53:23,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:53:23,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-08 17:53:23,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:53:23,832 INFO L225 Difference]: With dead ends: 254 [2024-11-08 17:53:23,833 INFO L226 Difference]: Without dead ends: 165 [2024-11-08 17:53:23,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:53:23,840 INFO L432 NwaCegarLoop]: 230 mSDtfsCounter, 121 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:53:23,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 343 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:53:23,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-08 17:53:23,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 163. [2024-11-08 17:53:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 108 states have (on average 1.3425925925925926) internal successors, (145), 108 states have internal predecessors, (145), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-08 17:53:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 249 transitions. [2024-11-08 17:53:23,906 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 249 transitions. Word has length 171 [2024-11-08 17:53:23,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:53:23,908 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 249 transitions. [2024-11-08 17:53:23,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:53:23,908 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 249 transitions. [2024-11-08 17:53:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:23,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:23,912 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:23,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 17:53:23,913 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:23,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:23,913 INFO L85 PathProgramCache]: Analyzing trace with hash 151500143, now seen corresponding path program 1 times [2024-11-08 17:53:23,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:53:23,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162242920] [2024-11-08 17:53:23,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:23,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:53:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:53:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:53:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:53:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:53:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:53:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:53:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:53:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:53:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:53:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:53:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:53:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:53:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:53:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:53:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:53:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:53:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:53:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:53:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:53:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:53:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:53:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:53:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 17:53:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 17:53:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 17:53:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 17:53:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:24,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-08 17:53:24,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:53:24,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162242920] [2024-11-08 17:53:24,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162242920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:53:24,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:53:24,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 17:53:24,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310520088] [2024-11-08 17:53:24,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:53:24,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:53:24,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:53:24,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:53:24,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:53:24,613 INFO L87 Difference]: Start difference. First operand 163 states and 249 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:53:24,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:53:24,870 INFO L93 Difference]: Finished difference Result 541 states and 830 transitions. [2024-11-08 17:53:24,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 17:53:24,871 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-08 17:53:24,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:53:24,875 INFO L225 Difference]: With dead ends: 541 [2024-11-08 17:53:24,875 INFO L226 Difference]: Without dead ends: 381 [2024-11-08 17:53:24,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:53:24,878 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 139 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:53:24,879 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 432 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 17:53:24,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2024-11-08 17:53:24,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 321. [2024-11-08 17:53:24,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 212 states have (on average 1.330188679245283) internal successors, (282), 212 states have internal predecessors, (282), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:53:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 490 transitions. [2024-11-08 17:53:24,937 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 490 transitions. Word has length 171 [2024-11-08 17:53:24,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:53:24,937 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 490 transitions. [2024-11-08 17:53:24,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:53:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 490 transitions. [2024-11-08 17:53:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:24,944 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:24,945 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:24,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 17:53:24,945 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:24,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:24,947 INFO L85 PathProgramCache]: Analyzing trace with hash 574201969, now seen corresponding path program 1 times [2024-11-08 17:53:24,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:53:24,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875213871] [2024-11-08 17:53:24,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:24,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:53:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 17:53:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 17:53:25,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 17:53:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 17:53:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 17:53:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 17:53:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 17:53:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 17:53:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 17:53:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 17:53:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 17:53:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 17:53:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 17:53:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 17:53:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 17:53:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 17:53:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 17:53:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 17:53:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 17:53:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 17:53:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 17:53:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 17:53:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-08 17:53:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 17:53:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 17:53:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 17:53:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-08 17:53:25,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:53:25,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875213871] [2024-11-08 17:53:25,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875213871] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:53:25,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029936803] [2024-11-08 17:53:25,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:25,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:25,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:53:25,781 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:53:25,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 17:53:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:26,014 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 17:53:26,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:53:26,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 663 proven. 42 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2024-11-08 17:53:26,381 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:53:26,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-08 17:53:26,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029936803] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:53:26,724 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 17:53:26,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-08 17:53:26,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157744593] [2024-11-08 17:53:26,725 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 17:53:26,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 17:53:26,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:53:26,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 17:53:26,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:53:26,731 INFO L87 Difference]: Start difference. First operand 321 states and 490 transitions. Second operand has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:53:27,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:53:27,123 INFO L93 Difference]: Finished difference Result 671 states and 1005 transitions. [2024-11-08 17:53:27,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:53:27,124 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 171 [2024-11-08 17:53:27,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:53:27,128 INFO L225 Difference]: With dead ends: 671 [2024-11-08 17:53:27,128 INFO L226 Difference]: Without dead ends: 353 [2024-11-08 17:53:27,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 389 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-08 17:53:27,132 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 277 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:53:27,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 243 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:53:27,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2024-11-08 17:53:27,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 337. [2024-11-08 17:53:27,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 224 states have (on average 1.2857142857142858) internal successors, (288), 224 states have internal predecessors, (288), 104 states have call successors, (104), 8 states have call predecessors, (104), 8 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:53:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 496 transitions. [2024-11-08 17:53:27,226 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 496 transitions. Word has length 171 [2024-11-08 17:53:27,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:53:27,227 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 496 transitions. [2024-11-08 17:53:27,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.0) internal successors, (63), 9 states have internal predecessors, (63), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:53:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 496 transitions. [2024-11-08 17:53:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:27,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:27,234 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:27,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 17:53:27,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:27,435 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:27,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:27,435 INFO L85 PathProgramCache]: Analyzing trace with hash -235144657, now seen corresponding path program 1 times [2024-11-08 17:53:27,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:53:27,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787634753] [2024-11-08 17:53:27,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:27,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:53:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:53:27,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [508518269] [2024-11-08 17:53:27,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:27,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:27,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:53:27,565 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:53:27,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 17:53:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:27,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 17:53:27,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:53:28,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 604 proven. 96 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2024-11-08 17:53:28,269 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:53:28,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 17:53:28,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787634753] [2024-11-08 17:53:28,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 17:53:28,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508518269] [2024-11-08 17:53:28,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508518269] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 17:53:28,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 17:53:28,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2024-11-08 17:53:28,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546508387] [2024-11-08 17:53:28,500 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 17:53:28,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 17:53:28,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 17:53:28,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 17:53:28,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-08 17:53:28,502 INFO L87 Difference]: Start difference. First operand 337 states and 496 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-08 17:53:28,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:53:28,876 INFO L93 Difference]: Finished difference Result 719 states and 1029 transitions. [2024-11-08 17:53:28,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 17:53:28,877 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 171 [2024-11-08 17:53:28,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:53:28,884 INFO L225 Difference]: With dead ends: 719 [2024-11-08 17:53:28,884 INFO L226 Difference]: Without dead ends: 385 [2024-11-08 17:53:28,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-11-08 17:53:28,887 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 121 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:53:28,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 340 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 17:53:28,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2024-11-08 17:53:28,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 369. [2024-11-08 17:53:28,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 248 states have (on average 1.2258064516129032) internal successors, (304), 248 states have internal predecessors, (304), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:53:28,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 512 transitions. [2024-11-08 17:53:28,953 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 512 transitions. Word has length 171 [2024-11-08 17:53:28,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:53:28,954 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 512 transitions. [2024-11-08 17:53:28,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 3 states have call successors, (26), 3 states have call predecessors, (26), 4 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2024-11-08 17:53:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 512 transitions. [2024-11-08 17:53:28,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-08 17:53:28,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:28,957 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:28,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 17:53:29,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:29,162 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:29,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:29,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1398218955, now seen corresponding path program 1 times [2024-11-08 17:53:29,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 17:53:29,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069581538] [2024-11-08 17:53:29,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 17:53:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 17:53:29,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1457511241] [2024-11-08 17:53:29,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:29,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:29,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:53:29,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 17:53:29,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 17:53:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:53:29,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 17:53:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 17:53:29,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 17:53:29,708 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 17:53:29,709 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 17:53:29,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 17:53:29,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 17:53:29,915 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-08 17:53:30,045 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 17:53:30,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:53:30 BoogieIcfgContainer [2024-11-08 17:53:30,048 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 17:53:30,049 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 17:53:30,049 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 17:53:30,049 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 17:53:30,049 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:53:22" (3/4) ... [2024-11-08 17:53:30,052 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 17:53:30,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 17:53:30,054 INFO L158 Benchmark]: Toolchain (without parser) took 8819.24ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 130.2MB in the beginning and 154.3MB in the end (delta: -24.1MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,054 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 17:53:30,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.89ms. Allocated memory is still 169.9MB. Free memory was 130.2MB in the beginning and 112.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.69ms. Allocated memory is still 169.9MB. Free memory was 112.1MB in the beginning and 105.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,055 INFO L158 Benchmark]: Boogie Preprocessor took 93.72ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 92.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,055 INFO L158 Benchmark]: RCFGBuilder took 832.54ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 57.5MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,056 INFO L158 Benchmark]: TraceAbstraction took 7305.65ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 56.8MB in the beginning and 155.3MB in the end (delta: -98.6MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,056 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 207.6MB. Free memory was 155.3MB in the beginning and 154.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 17:53:30,058 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 125.8MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.89ms. Allocated memory is still 169.9MB. Free memory was 130.2MB in the beginning and 112.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.69ms. Allocated memory is still 169.9MB. Free memory was 112.1MB in the beginning and 105.0MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.72ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 92.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 832.54ms. Allocated memory is still 169.9MB. Free memory was 92.4MB in the beginning and 57.5MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 7305.65ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 56.8MB in the beginning and 155.3MB in the end (delta: -98.6MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 207.6MB. Free memory was 155.3MB in the beginning and 154.3MB 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 someBinaryFLOATComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someUnaryFLOAToperation at line 70, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] unsigned char var_1_2 = 128; [L24] unsigned char var_1_3 = 64; [L25] signed short int var_1_6 = -16; [L26] unsigned short int var_1_7 = 56838; [L27] unsigned short int var_1_8 = 24612; [L28] signed short int var_1_9 = 20013; [L29] unsigned char var_1_10 = 0; [L30] unsigned char var_1_12 = 0; [L31] unsigned char var_1_13 = 0; [L32] signed short int var_1_14 = 50; [L33] unsigned char var_1_15 = 0; [L34] signed short int var_1_19 = 100; [L35] double var_1_21 = 3.5; [L36] signed short int var_1_23 = -128; [L37] float var_1_24 = 10.2; [L38] float var_1_25 = 8.6; [L39] float var_1_26 = 32.7; [L40] float var_1_27 = 16.25; [L41] float var_1_28 = 8.875; [L42] unsigned short int var_1_29 = 256; [L43] double var_1_30 = 2.75; [L44] unsigned char var_1_32 = 8; [L45] float var_1_35 = 1.15; [L46] float var_1_38 = 1000000.4; [L47] float var_1_39 = 32.25; [L48] signed char var_1_42 = -25; [L49] signed char var_1_46 = -1; [L50] unsigned char var_1_47 = 0; [L51] unsigned char var_1_49 = 1; [L52] unsigned char var_1_50 = 1; [L53] unsigned char last_1_var_1_15 = 0; VAL [isInitial=0, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=128, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L177] isInitial = 1 [L178] FCALL initially() [L179] COND TRUE 1 [L180] CALL updateLastVariables() [L170] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=128, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L180] RET updateLastVariables() [L181] CALL updateVariables() [L127] var_1_2 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L128] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L129] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L129] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=64, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L130] var_1_3 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L131] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L132] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L132] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=56838, var_1_8=24612, var_1_9=20013] [L133] var_1_7 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L134] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L135] CALL assume_abort_if_not(var_1_7 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L135] RET assume_abort_if_not(var_1_7 <= 65535) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=24612, var_1_9=20013] [L136] var_1_8 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L137] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L138] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L138] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=20013] [L139] var_1_9 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_9 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L140] RET assume_abort_if_not(var_1_9 >= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L141] CALL assume_abort_if_not(var_1_9 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L141] RET assume_abort_if_not(var_1_9 <= 32766) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L143] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L144] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L144] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L146] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L147] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L147] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_21=7/2, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L148] var_1_21 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L149] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L150] CALL assume_abort_if_not(var_1_21 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L150] RET assume_abort_if_not(var_1_21 != 0.0F) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-128, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L151] var_1_23 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_23 >= -16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L152] RET assume_abort_if_not(var_1_23 >= -16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L153] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L153] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_25=43/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L154] var_1_25 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L155] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_26=327/10, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L156] var_1_26 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L157] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_27=65/4, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L158] var_1_27 = __VERIFIER_nondet_float() [L159] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L159] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_28=71/8, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L160] var_1_28 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L161] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-1, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L162] var_1_46 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_46 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L163] RET assume_abort_if_not(var_1_46 >= -63) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L164] CALL assume_abort_if_not(var_1_46 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L164] RET assume_abort_if_not(var_1_46 <= 63) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L165] var_1_49 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_49 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L166] RET assume_abort_if_not(var_1_49 >= 1) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L167] CALL assume_abort_if_not(var_1_49 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L167] RET assume_abort_if_not(var_1_49 <= 1) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L181] RET updateVariables() [L182] CALL step() [L57] COND FALSE !(\read(last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=5000002/5, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L60] var_1_38 = ((((50.8f) < 0 ) ? -(50.8f) : (50.8f))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=51/5, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L61] COND FALSE !(\read(var_1_10)) [L64] var_1_24 = ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=23/20, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L66] var_1_35 = ((((var_1_28) > (((((8.9f) > ((var_1_27 - var_1_27))) ? (8.9f) : ((var_1_27 - var_1_27)))))) ? (var_1_28) : (((((8.9f) > ((var_1_27 - var_1_27))) ? (8.9f) : ((var_1_27 - var_1_27))))))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L67] COND TRUE (- var_1_24) == (var_1_24 + var_1_24) [L68] var_1_15 = var_1_12 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=11/4, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L70] var_1_30 = ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L71] COND TRUE (~ var_1_3) < (var_1_3 * var_1_9) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L72] COND FALSE !(\read(var_1_12)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L75] EXPR var_1_3 | var_1_9 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=129/4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L75] COND TRUE (var_1_3 | var_1_9) >= var_1_3 [L76] var_1_39 = var_1_28 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L82] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=100, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L89] COND FALSE !(var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) [L96] var_1_19 = var_1_2 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=256, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L98] COND TRUE var_1_24 != var_1_24 [L99] var_1_29 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L101] signed long int stepLocal_1 = var_1_7 - (var_1_8 - var_1_2); VAL [isInitial=1, last_1_var_1_15=0, stepLocal_1=16511, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-16, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L102] COND TRUE stepLocal_1 >= var_1_29 [L103] var_1_6 = (var_1_3 - (var_1_9 - var_1_2)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=8, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L105] var_1_32 = (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_3) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L106] COND FALSE !(\read(var_1_15)) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=1, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L109] var_1_50 = var_1_13 [L110] signed long int stepLocal_0 = var_1_2 - var_1_3; VAL [isInitial=1, last_1_var_1_15=0, stepLocal_0=127, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=-64, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L111] COND TRUE stepLocal_0 <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6))) [L112] var_1_1 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L116] COND TRUE var_1_27 >= ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L117] var_1_47 = var_1_13 VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L182] RET step() [L183] CALL, EXPR property() [L173-L174] return (((((((((var_1_2 - var_1_3) <= ((((var_1_29) > (var_1_6)) ? (var_1_29) : (var_1_6)))) ? (var_1_1 == ((signed long int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : (var_1_1 == ((signed long int) var_1_2))) && (((var_1_7 - (var_1_8 - var_1_2)) >= var_1_29) ? (var_1_6 == ((signed short int) (var_1_3 - (var_1_9 - var_1_2)))) : 1)) && (last_1_var_1_15 ? (var_1_10 == ((unsigned char) (var_1_12 || var_1_13))) : 1)) && (var_1_15 ? (var_1_14 == ((signed short int) (((((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) < (var_1_9)) ? ((((((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) < 0 ) ? -((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))) : ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2)))))) : (var_1_9))))) : 1)) && (((- var_1_24) == (var_1_24 + var_1_24)) ? (var_1_15 == ((unsigned char) var_1_12)) : 1)) && ((var_1_24 == ((((((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) > ((var_1_24 / var_1_21))) ? (((((3.3) > (var_1_24)) ? (3.3) : (var_1_24)))) : ((var_1_24 / var_1_21))))) ? (var_1_10 ? (var_1_19 == ((signed short int) (var_1_3 + ((((var_1_2) < (var_1_23)) ? (var_1_2) : (var_1_23)))))) : (var_1_19 == ((signed short int) (var_1_3 - 8)))) : (var_1_19 == ((signed short int) var_1_2)))) && (var_1_10 ? (var_1_24 == ((float) ((((var_1_25) > (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) ? (var_1_25) : (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))))) : (var_1_24 == ((float) ((((var_1_27 - var_1_28) < 0 ) ? -(var_1_27 - var_1_28) : (var_1_27 - var_1_28))))))) && ((var_1_24 != var_1_24) ? (var_1_29 == ((unsigned short int) ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L183] RET, EXPR property() [L183] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=50, var_1_15=0, var_1_19=127, var_1_1=127, var_1_23=-16383, var_1_24=3, var_1_28=4, var_1_29=127, var_1_2=127, var_1_30=5, var_1_32=0, var_1_35=4, var_1_38=2, var_1_39=4, var_1_3=0, var_1_42=-25, var_1_46=-63, var_1_47=0, var_1_49=1, var_1_50=0, var_1_6=-32639, var_1_7=32767, var_1_8=16383, var_1_9=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 5, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 692 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 658 mSDsluCounter, 1358 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 760 mSDsCounter, 208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 488 IncrementalHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 208 mSolverCounterUnsat, 598 mSDtfsCounter, 488 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 714 GetRequests, 685 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=369occurred in iteration=4, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 94 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1374 NumberOfCodeBlocks, 1374 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1020 ConstructedInterpolants, 0 QuantifiedInterpolants, 2537 SizeOfPredicates, 4 NumberOfNonLiveVariables, 807 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 7578/7800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 17:53:30,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 219e0fed412f312b082d4a9e79f0ce6f5c108ed57841deed4daf41911480d135 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 17:53:32,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 17:53:32,587 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 17:53:32,596 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 17:53:32,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 17:53:32,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 17:53:32,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 17:53:32,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 17:53:32,668 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 17:53:32,669 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 17:53:32,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 17:53:32,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 17:53:32,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 17:53:32,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 17:53:32,677 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 17:53:32,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 17:53:32,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 17:53:32,682 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 17:53:32,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 17:53:32,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 17:53:32,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 17:53:32,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 17:53:32,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 17:53:32,692 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 17:53:32,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 17:53:32,693 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 17:53:32,693 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 17:53:32,693 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 17:53:32,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 17:53:32,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 17:53:32,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 17:53:32,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 17:53:32,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 17:53:32,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 17:53:32,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:53:32,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 17:53:32,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 17:53:32,700 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 17:53:32,700 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 17:53:32,701 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 17:53:32,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 17:53:32,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 17:53:32,702 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 17:53:32,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 17:53:32,706 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_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 219e0fed412f312b082d4a9e79f0ce6f5c108ed57841deed4daf41911480d135 [2024-11-08 17:53:33,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 17:53:33,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 17:53:33,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 17:53:33,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 17:53:33,133 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 17:53:33,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i Unable to find full path for "g++" [2024-11-08 17:53:35,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 17:53:35,341 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 17:53:35,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i [2024-11-08 17:53:35,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/7963511e2/4ebbe31ce6fc4b2babd2affbaa0e89aa/FLAG46b8d1260 [2024-11-08 17:53:35,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/data/7963511e2/4ebbe31ce6fc4b2babd2affbaa0e89aa [2024-11-08 17:53:35,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 17:53:35,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 17:53:35,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 17:53:35,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 17:53:35,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 17:53:35,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:35,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2543d916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35, skipping insertion in model container [2024-11-08 17:53:35,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:35,417 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 17:53:35,649 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i[919,932] [2024-11-08 17:53:35,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:53:35,782 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 17:53:35,797 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i[919,932] [2024-11-08 17:53:35,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 17:53:35,916 INFO L204 MainTranslator]: Completed translation [2024-11-08 17:53:35,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35 WrapperNode [2024-11-08 17:53:35,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 17:53:35,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 17:53:35,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 17:53:35,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 17:53:35,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:35,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:35,990 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 180 [2024-11-08 17:53:35,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 17:53:35,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 17:53:35,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 17:53:35,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 17:53:36,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,018 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,035 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 17:53:36,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 17:53:36,081 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 17:53:36,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 17:53:36,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 17:53:36,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (1/1) ... [2024-11-08 17:53:36,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 17:53:36,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 17:53:36,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 17:53:36,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 17:53:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 17:53:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 17:53:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 17:53:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 17:53:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 17:53:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 17:53:36,241 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 17:53:36,244 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 17:53:50,107 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 17:53:50,110 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 17:53:50,127 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 17:53:50,127 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 17:53:50,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:53:50 BoogieIcfgContainer [2024-11-08 17:53:50,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 17:53:50,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 17:53:50,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 17:53:50,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 17:53:50,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:53:35" (1/3) ... [2024-11-08 17:53:50,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8269d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:53:50, skipping insertion in model container [2024-11-08 17:53:50,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:53:35" (2/3) ... [2024-11-08 17:53:50,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8269d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:53:50, skipping insertion in model container [2024-11-08 17:53:50,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:53:50" (3/3) ... [2024-11-08 17:53:50,146 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-19.i [2024-11-08 17:53:50,165 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 17:53:50,165 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 17:53:50,231 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 17:53:50,239 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e6b7b9d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 17:53:50,240 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 17:53:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-08 17:53:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:50,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:50,258 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:50,259 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:50,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:50,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1700097229, now seen corresponding path program 1 times [2024-11-08 17:53:50,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:53:50,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962446834] [2024-11-08 17:53:50,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:50,281 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:53:50,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:53:50,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:53:50,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 17:53:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:51,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 17:53:51,484 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:53:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-11-08 17:53:51,529 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:53:51,530 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:53:51,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1962446834] [2024-11-08 17:53:51,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1962446834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:53:51,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:53:51,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:53:51,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580411514] [2024-11-08 17:53:51,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:53:51,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 17:53:51,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:53:51,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 17:53:51,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:53:51,564 INFO L87 Difference]: Start difference. First operand has 82 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 17:53:51,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:53:51,600 INFO L93 Difference]: Finished difference Result 157 states and 272 transitions. [2024-11-08 17:53:51,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 17:53:51,602 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 171 [2024-11-08 17:53:51,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:53:51,609 INFO L225 Difference]: With dead ends: 157 [2024-11-08 17:53:51,609 INFO L226 Difference]: Without dead ends: 78 [2024-11-08 17:53:51,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 17:53:51,616 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:53:51,617 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 17:53:51,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-08 17:53:51,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-08 17:53:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-08 17:53:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2024-11-08 17:53:51,663 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 171 [2024-11-08 17:53:51,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:53:51,664 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2024-11-08 17:53:51,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-08 17:53:51,665 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-11-08 17:53:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:53:51,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:53:51,669 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:53:51,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 17:53:51,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:53:51,870 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:53:51,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:53:51,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1791859333, now seen corresponding path program 1 times [2024-11-08 17:53:51,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:53:51,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987529241] [2024-11-08 17:53:51,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:53:51,873 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:53:51,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:53:51,876 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:53:51,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 17:53:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:53:52,995 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 17:53:53,013 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:53:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-08 17:53:56,714 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:53:56,714 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:53:56,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987529241] [2024-11-08 17:53:56,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987529241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:53:56,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:53:56,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:53:56,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110597960] [2024-11-08 17:53:56,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:53:56,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 17:53:56,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:53:56,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 17:53:56,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 17:53:56,720 INFO L87 Difference]: Start difference. First operand 78 states and 119 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:54:01,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:05,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:09,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:13,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:17,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:22,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:26,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:26,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:54:26,040 INFO L93 Difference]: Finished difference Result 267 states and 408 transitions. [2024-11-08 17:54:26,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 17:54:26,160 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-08 17:54:26,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:54:26,164 INFO L225 Difference]: With dead ends: 267 [2024-11-08 17:54:26,164 INFO L226 Difference]: Without dead ends: 192 [2024-11-08 17:54:26,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 17:54:26,166 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 125 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 57 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:54:26,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 390 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 8 Invalid, 7 Unknown, 0 Unchecked, 29.2s Time] [2024-11-08 17:54:26,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-08 17:54:26,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 151. [2024-11-08 17:54:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 96 states have (on average 1.3333333333333333) internal successors, (128), 96 states have internal predecessors, (128), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2024-11-08 17:54:26,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 232 transitions. [2024-11-08 17:54:26,208 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 232 transitions. Word has length 171 [2024-11-08 17:54:26,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:54:26,209 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 232 transitions. [2024-11-08 17:54:26,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:54:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 232 transitions. [2024-11-08 17:54:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:54:26,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:54:26,216 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:54:26,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 17:54:26,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:54:26,417 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:54:26,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:54:26,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1369157507, now seen corresponding path program 1 times [2024-11-08 17:54:26,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:54:26,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090201652] [2024-11-08 17:54:26,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:54:26,419 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:54:26,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:54:26,423 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:54:26,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 17:54:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:54:27,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:54:27,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:54:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-08 17:54:31,236 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:54:31,236 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:54:31,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090201652] [2024-11-08 17:54:31,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2090201652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:54:31,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:54:31,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 17:54:31,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44047074] [2024-11-08 17:54:31,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:54:31,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:54:31,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:54:31,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:54:31,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:54:31,240 INFO L87 Difference]: Start difference. First operand 151 states and 232 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:54:35,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:40,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:54:40,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:54:40,242 INFO L93 Difference]: Finished difference Result 445 states and 686 transitions. [2024-11-08 17:54:40,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:54:40,365 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 171 [2024-11-08 17:54:40,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:54:40,370 INFO L225 Difference]: With dead ends: 445 [2024-11-08 17:54:40,370 INFO L226 Difference]: Without dead ends: 297 [2024-11-08 17:54:40,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:54:40,374 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 36 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2024-11-08 17:54:40,374 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 224 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2024-11-08 17:54:40,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2024-11-08 17:54:40,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 295. [2024-11-08 17:54:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 186 states have (on average 1.3010752688172043) internal successors, (242), 186 states have internal predecessors, (242), 104 states have call successors, (104), 4 states have call predecessors, (104), 4 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:54:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 450 transitions. [2024-11-08 17:54:40,439 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 450 transitions. Word has length 171 [2024-11-08 17:54:40,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:54:40,440 INFO L471 AbstractCegarLoop]: Abstraction has 295 states and 450 transitions. [2024-11-08 17:54:40,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:54:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 450 transitions. [2024-11-08 17:54:40,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 17:54:40,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:54:40,444 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:54:40,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-08 17:54:40,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:54:40,645 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:54:40,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:54:40,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1236866047, now seen corresponding path program 1 times [2024-11-08 17:54:40,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:54:40,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254106338] [2024-11-08 17:54:40,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:54:40,647 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:54:40,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:54:40,653 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:54:40,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-08 17:54:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:54:41,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 17:54:41,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:54:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 599 proven. 114 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2024-11-08 17:54:48,142 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:54:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 24 proven. 51 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-08 17:54:52,814 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:54:52,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254106338] [2024-11-08 17:54:52,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254106338] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:54:52,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:54:52,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2024-11-08 17:54:52,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590373432] [2024-11-08 17:54:52,815 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:54:52,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 17:54:52,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:54:52,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 17:54:52,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-08 17:54:52,819 INFO L87 Difference]: Start difference. First operand 295 states and 450 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (48), 3 states have call predecessors, (48), 6 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2024-11-08 17:55:02,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:06,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:10,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:14,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:18,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:19,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:55:19,229 INFO L93 Difference]: Finished difference Result 659 states and 957 transitions. [2024-11-08 17:55:19,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-08 17:55:19,232 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (48), 3 states have call predecessors, (48), 6 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) Word has length 171 [2024-11-08 17:55:19,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:55:19,237 INFO L225 Difference]: With dead ends: 659 [2024-11-08 17:55:19,238 INFO L226 Difference]: Without dead ends: 367 [2024-11-08 17:55:19,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=144, Invalid=276, Unknown=0, NotChecked=0, Total=420 [2024-11-08 17:55:19,244 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 131 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 27 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2024-11-08 17:55:19,247 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 222 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 254 Invalid, 5 Unknown, 0 Unchecked, 24.3s Time] [2024-11-08 17:55:19,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-11-08 17:55:19,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 343. [2024-11-08 17:55:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 222 states have (on average 1.2072072072072073) internal successors, (268), 222 states have internal predecessors, (268), 104 states have call successors, (104), 16 states have call predecessors, (104), 16 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:55:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 476 transitions. [2024-11-08 17:55:19,303 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 476 transitions. Word has length 171 [2024-11-08 17:55:19,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:55:19,304 INFO L471 AbstractCegarLoop]: Abstraction has 343 states and 476 transitions. [2024-11-08 17:55:19,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (48), 3 states have call predecessors, (48), 6 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2024-11-08 17:55:19,305 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 476 transitions. [2024-11-08 17:55:19,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-08 17:55:19,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:55:19,312 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:55:19,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-08 17:55:19,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:55:19,513 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:55:19,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:55:19,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1425388513, now seen corresponding path program 1 times [2024-11-08 17:55:19,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:55:19,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144167854] [2024-11-08 17:55:19,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:55:19,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:55:19,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:55:19,515 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:55:19,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-08 17:55:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:55:20,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 17:55:20,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:55:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 663 proven. 42 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2024-11-08 17:55:22,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:55:25,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-08 17:55:25,336 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:55:25,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144167854] [2024-11-08 17:55:25,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144167854] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:55:25,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:55:25,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-08 17:55:25,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211345418] [2024-11-08 17:55:25,338 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:55:25,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 17:55:25,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:55:25,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 17:55:25,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 17:55:25,341 INFO L87 Difference]: Start difference. First operand 343 states and 476 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:55:31,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:35,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:39,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:55:39,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:55:39,885 INFO L93 Difference]: Finished difference Result 731 states and 993 transitions. [2024-11-08 17:55:39,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 17:55:39,886 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 172 [2024-11-08 17:55:39,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:55:39,890 INFO L225 Difference]: With dead ends: 731 [2024-11-08 17:55:39,890 INFO L226 Difference]: Without dead ends: 391 [2024-11-08 17:55:39,891 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 336 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 17:55:39,892 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 95 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 28 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:55:39,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 196 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 146 Invalid, 3 Unknown, 0 Unchecked, 14.2s Time] [2024-11-08 17:55:39,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2024-11-08 17:55:39,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 359. [2024-11-08 17:55:39,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 234 states have (on average 1.1794871794871795) internal successors, (276), 234 states have internal predecessors, (276), 104 states have call successors, (104), 20 states have call predecessors, (104), 20 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:55:39,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 484 transitions. [2024-11-08 17:55:39,932 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 484 transitions. Word has length 172 [2024-11-08 17:55:39,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:55:39,933 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 484 transitions. [2024-11-08 17:55:39,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:55:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 484 transitions. [2024-11-08 17:55:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 17:55:39,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:55:39,936 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:55:39,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-08 17:55:40,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:55:40,137 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:55:40,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:55:40,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1440603243, now seen corresponding path program 1 times [2024-11-08 17:55:40,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:55:40,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [687087271] [2024-11-08 17:55:40,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:55:40,138 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:55:40,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:55:40,141 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:55:40,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-08 17:55:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:55:41,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 17:55:41,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:55:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-08 17:55:41,898 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 17:55:41,898 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:55:41,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [687087271] [2024-11-08 17:55:41,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [687087271] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 17:55:41,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 17:55:41,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 17:55:41,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380256829] [2024-11-08 17:55:41,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 17:55:41,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 17:55:41,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:55:41,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 17:55:41,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:55:41,901 INFO L87 Difference]: Start difference. First operand 359 states and 484 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:55:45,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:55:49,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:55:54,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:55:58,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:56:03,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:56:07,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 17:56:07,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:56:07,525 INFO L93 Difference]: Finished difference Result 1038 states and 1401 transitions. [2024-11-08 17:56:07,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 17:56:07,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 173 [2024-11-08 17:56:07,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:56:07,537 INFO L225 Difference]: With dead ends: 1038 [2024-11-08 17:56:07,537 INFO L226 Difference]: Without dead ends: 682 [2024-11-08 17:56:07,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 17:56:07,547 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 100 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2024-11-08 17:56:07,547 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 293 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 5 Unknown, 0 Unchecked, 25.5s Time] [2024-11-08 17:56:07,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2024-11-08 17:56:07,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 376. [2024-11-08 17:56:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 376 states, 251 states have (on average 1.1832669322709164) internal successors, (297), 251 states have internal predecessors, (297), 104 states have call successors, (104), 20 states have call predecessors, (104), 20 states have return successors, (104), 104 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 17:56:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 505 transitions. [2024-11-08 17:56:07,613 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 505 transitions. Word has length 173 [2024-11-08 17:56:07,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:56:07,613 INFO L471 AbstractCegarLoop]: Abstraction has 376 states and 505 transitions. [2024-11-08 17:56:07,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-08 17:56:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 505 transitions. [2024-11-08 17:56:07,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 17:56:07,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:56:07,617 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:56:07,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-08 17:56:07,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:56:07,818 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:56:07,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:56:07,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1182437805, now seen corresponding path program 1 times [2024-11-08 17:56:07,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:56:07,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1317716691] [2024-11-08 17:56:07,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:56:07,820 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:56:07,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:56:07,823 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:56:07,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-08 17:56:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:56:08,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 17:56:08,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:56:11,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 663 proven. 42 refuted. 0 times theorem prover too weak. 595 trivial. 0 not checked. [2024-11-08 17:56:11,454 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 17:56:14,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-08 17:56:14,217 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 17:56:14,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1317716691] [2024-11-08 17:56:14,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1317716691] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 17:56:14,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 17:56:14,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-08 17:56:14,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74961341] [2024-11-08 17:56:14,218 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 17:56:14,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 17:56:14,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 17:56:14,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 17:56:14,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-08 17:56:14,220 INFO L87 Difference]: Start difference. First operand 376 states and 505 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:56:21,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:56:25,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:56:29,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 17:56:29,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 17:56:29,161 INFO L93 Difference]: Finished difference Result 486 states and 646 transitions. [2024-11-08 17:56:29,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 17:56:29,325 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 173 [2024-11-08 17:56:29,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 17:56:29,326 INFO L225 Difference]: With dead ends: 486 [2024-11-08 17:56:29,326 INFO L226 Difference]: Without dead ends: 113 [2024-11-08 17:56:29,331 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 338 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-08 17:56:29,332 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 92 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 75 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2024-11-08 17:56:29,332 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 176 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 154 Invalid, 3 Unknown, 0 Unchecked, 14.2s Time] [2024-11-08 17:56:29,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2024-11-08 17:56:29,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 101. [2024-11-08 17:56:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 69 states have internal predecessors, (78), 26 states have call successors, (26), 5 states have call predecessors, (26), 5 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-08 17:56:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 130 transitions. [2024-11-08 17:56:29,350 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 130 transitions. Word has length 173 [2024-11-08 17:56:29,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 17:56:29,351 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 130 transitions. [2024-11-08 17:56:29,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-11-08 17:56:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 130 transitions. [2024-11-08 17:56:29,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 17:56:29,355 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 17:56:29,355 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 17:56:29,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-08 17:56:29,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:56:29,556 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 17:56:29,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 17:56:29,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1991784431, now seen corresponding path program 1 times [2024-11-08 17:56:29,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 17:56:29,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1370083724] [2024-11-08 17:56:29,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 17:56:29,557 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 17:56:29,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 17:56:29,558 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 17:56:29,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ec9691c-5eda-41d4-b8cc-1eb8434e1d98/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-08 17:56:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 17:56:30,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 17:56:30,820 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 17:57:34,361 WARN L286 SmtUtils]: Spent 8.49s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:57:45,055 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:02,113 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:15,358 WARN L286 SmtUtils]: Spent 8.22s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:23,892 WARN L286 SmtUtils]: Spent 8.53s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:32,400 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:41,029 WARN L286 SmtUtils]: Spent 8.63s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:48,489 WARN L286 SmtUtils]: Spent 7.46s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:58:55,235 WARN L286 SmtUtils]: Spent 6.75s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:59:03,391 WARN L873 $PredicateComparison]: unable to prove that (and (= (_ bv0 8) c_~var_1_10~0) (fp.eq (fp.neg c_~var_1_24~0) (fp.add c_currentRoundingMode c_~var_1_24~0 c_~var_1_24~0)) (= (fp.sub c_currentRoundingMode c_~var_1_27~0 c_~var_1_28~0) c_~var_1_24~0) (= (_ bv0 8) c_~last_1_var_1_15~0) (bvsle ((_ zero_extend 24) c_~var_1_12~0) (_ bv0 32)) (= (_ bv256 16) c_~var_1_29~0) (bvsle ((_ zero_extend 24) c_~var_1_3~0) (_ bv127 32)) (= c_~var_1_12~0 c_~var_1_15~0) (= ((_ zero_extend 8) c_~var_1_2~0) c_~var_1_19~0) (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_24~0))) (fp.gt .cse0 (fp.div c_currentRoundingMode .cse0 c_~var_1_21~0))))) is different from true [2024-11-08 17:59:11,952 WARN L286 SmtUtils]: Spent 8.56s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:59:19,849 WARN L286 SmtUtils]: Spent 7.90s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:59:25,735 WARN L286 SmtUtils]: Spent 5.89s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 17:59:37,779 WARN L286 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:00:07,812 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:00:34,613 WARN L286 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:00:34,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 725 proven. 105 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-11-08 18:00:34,752 INFO L311 TraceCheckSpWp]: Computing backward predicates...